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A

[edit]
  1. A & P Food Stores Building
  2. A&P Superintendent's House
  3. A'a Village Site
  4. A'asu, American Samoa
  5. A. A. Garcelon House
  6. A. A. Payne–John Christo Sr. House
  7. A. A. Salazar House
  8. A. Armstrong Farm
  9. A. B. Butler House
  10. A. B. C. Dodd House
  11. A. B. Chace Rowhouses
  12. A. B. Hess Cigar Factory, and Warehouses
  13. A. B. Leavitt House
  14. A. B. Moss Building
  15. A. B. Seavey House
  16. A. Berding House
  17. A. C. Freeman House
  18. A. C. Gilbert's Discovery Village
  19. A. C. Jeffery Farmstead
  20. A. C. Jones House
  21. A. C. Smith & Co. Gas Station
  22. A. C. Steere Elementary School
  23. A. C. Trumbo House
  24. A. Chapin House
  25. A. Conger Goodyear House
  26. A. D. (Boss) Jones House
  27. A. D. German Warehouse
  28. A. D. Strickland Store
  29. A. E. Burckhardt House
  30. A. E. Cook House
  31. A. E. Doyle Cottage
  32. A. E. Larson Building
  33. A. E. Taplin Apartment Building
  34. A. Eliason House
  35. A. Everett Austin House
  36. A. F. Chapman House
  37. A. Fletcher Spigner House
  38. A. G. Becker Property
  39. A. G. Long House
  40. A. G. Pless Jr. House
  41. A. G. Tuttle Estate
  42. A. H. Allyn House
  43. A. H. Beach House
  44. A. H. Brown Public Library
  45. A. H. Buchan Company Building
  46. A. H. Chapman House
  47. A. H. Maegly House
  48. A. H. Rice Silk Mill
  49. A. H. Stephens State Park
  50. A. Herr and E. E. Smith Public Library
  51. A. J. Borden Building
  52. A. J. Clark Store
  53. A. J. Dean House
  54. A. J. Harwi House
  55. A. J. Jernigan House
  56. A. J. Mason Building
  57. A. J. Meerwald
  58. A. J. Miller House
  59. A. J. Stephens House
  60. A. K. Smiley Public Library
  61. A. K. Steunenberg House
  62. A. Kinney House
  63. A. L. Lovejoy House
  64. A. L. Spoon House
  65. A. Landi General Merchandise Building
  66. A. M. Detmer House
  67. A. M. Lamb House
  68. A. M. Rothschild & Company Store
  69. A. M. Vail House
  70. A. Malin House
  71. A. Mendelson and Son Company Building
  72. A. N. Tanner House
  73. A. Nanbu Hotel-Holy's Bakery
  74. A. Newton Farm
  75. A. O. Huntley Barn
  76. A. P. Carter Homeplace
  77. A. P. Carter Store
  78. A. P. Dickman House
  79. A. P. Hill Boyhood Home
  80. A. P. Hill House
  81. A. P. Johnson House
  82. A. P. Terry House
  83. A. P. W. Kennan House
  84. A. P. and Sara Carter House
  85. A. Porter Davis Residence
  86. A. Quinn Jones House
  87. A. Robinson Building
  88. A. S. Bradford House
  89. A. S. Rugge House
  90. A. S. Woodruff and Law Buildings
  91. A. Smith Bowman Distillery
  92. A. T. Averill House
  93. A. T. House
  94. A. T. Stewart Era Buildings
  95. A. Taylor Ray House
  96. A. V. Peters House
  97. A. V. Quinn House
  98. A. W. Gribble Farm
  99. A. W. Hayden House
  100. A. W. Pratt House
  101. A. Walsh Stone House and Farm Complex
  102. A. Whipple House
  103. A.A. Hurst House
  104. A.A. Parsons Farmstead
  105. A.B. Baca House
  106. A.B. Brewer Building
  107. A.B. Graham House
  108. A.C. Beatie House
  109. A.C. Gilruth House
  110. A.C. Waltman House
  111. A.D. Oliver Middle School
  112. A.E. Perkins House
  113. A.F. Cappelli Block
  114. A.F.R. Building
  115. A.G. Grant Homestead
  116. A.J. Andrus Duplex
  117. A.J. Fisher House
  118. A.J. Hazeltine House
  119. A.J. Holman and Company building
  120. A.J. Lewis House
  121. A.J. Smith House
  122. A.J. Williamson House
  123. A.J. and Emma E. Thomas Coley House
  124. A.M. Bohnert Rice Plantation Pump
  125. A.M. McNair House
  126. A.M.E. Zion Church of Kingston
  127. A.P. Williams Funeral Home
  128. A.R. Brown House
  129. A.R. Carroll Building
  130. A.S. Cooper Farm
  131. A.S. Noon Building
  132. A.T. Ranch Headquarters
  133. A.W. Buck House
  134. A.W. Patterson House
  135. ABC Auto Sales and Investment Company Building
  136. AF and AM Lodge 687
  137. AJX Bridge over South Fork and Powder River
  138. AME Church of New Haven
  139. AMK Ranch
  140. AMY Northwest Middle School
  141. AN/FPS-35
  142. APA's Diamond NN Cannery
  143. ASM Headquarters and Geodesic Dome
  144. AT & SF Roundhouse
  145. AT&SF Freight Office
  146. AT&T Building (Kingman, Arizona)
  147. AT&T City Center
  148. AVR 661
  149. AXA Building
  150. Aage and Kristine Larsen Homestead
  151. Aaron A. Sargent House
  152. Aaron Aldrich House
  153. Aaron Barber Memorial Building
  154. Aaron Barlow House
  155. Aaron Bronson House
  156. Aaron Copland House
  157. Aaron Ferrey House
  158. Aaron G. Cloud House
  159. Aaron Hill House
  160. Aaron Hilton Site
  161. Aaron Jr. and Susan Parker Farm
  162. Aaron Martin House
  163. Aaron Martin Houses
  164. Aaron Swayzee House
  165. Aaron Taft House
  166. Aaron Wheeler House
  167. Aaron Wilson House
  168. Aaron and Margaret Parker Jr. House
  169. Aaronsburg Historic District
  170. Abbe Creek School
  171. Abbe Museum
  172. Abbeville (Lancaster, Pennsylvania)
  173. Abbeville County Courthouse
  174. Abbeville Historic District (Abbeville, South Carolina)
  175. Abbeville Opera House
  176. Abbie Greenleaf Library
  177. Abbot Hall (Marblehead, Massachusetts)
  178. Abbot House (Nashua, New Hampshire)
  179. Abbot Tavern
  180. Abbot-Baker House
  181. Abbot-Battles House
  182. Abbot-Stinson House
  183. Abbotsford (Boston, Massachusetts)
  184. Abbott Farm Historic District
  185. Abbott Graves House
  186. Abbott Hospital
  187. Abbott Memorial Library
  188. Abbott Memorial Library (Pomfret, Vermont)
  189. Abbott Street School
  190. Abbott Tract Historic District
  191. Abbott's Creek Primitive Baptist Church Cemetery
  192. Abbott's Mill
  193. Abbott–Decou House
  194. Abbott–Holloway Farm
  195. Abbott–Page House
  196. Abdou Building
  197. Abel Allen House
  198. Abel Bennett Tract Historic District
  199. Abel Brockway House
  200. Abel Colley Tavern
  201. Abel E. Eaton House
  202. Abel H. Fish House
  203. Abel House
  204. Abel Hyatt House
  205. Abel Jones House
  206. Abel and Mary Nicholson House
  207. Abell Farmhouse and Barn
  208. Abell House (Leonardtown, Maryland)
  209. Abell-Kilbourn House
  210. Abell–Gleason House
  211. Abenaki Indian Shop and Camp
  212. Abenicio Salazar Historic District
  213. Aberdeen (Disputanta, Virginia)
  214. Aberdeen City Hall
  215. Aberdeen Gardens (Hampton, Virginia)
  216. Aberdeen Historic District (Aberdeen, North Carolina)
  217. Aberdeen Historic District (Aberdeen, South Dakota)
  218. Aberdeen Mound
  219. Aberdeen station (Milwaukee Road)
  220. Aberdeen station (Minneapolis and St. Louis Railway)
  221. Aberdeen station (South Dakota)
  222. Aberdeen–Matawan station
  223. Abernathy Farm
  224. Abert Lake Petroglyphs
  225. Abiah Bliss House
  226. Abial Cushman Store
  227. Abiathar King Williams House
  228. Abiathar and Nancy White House
  229. Abiel Pearson House
  230. Abiel Stevens House
  231. Abiezar Dean House
  232. Abigail Vare School
  233. Abijah C. Jay House
  234. Abijah Comstock House
  235. Abijah O'Neall II House
  236. Abijah Richardson Sr. Homestead
  237. Abijah Thomas House
  238. Abijah Thompson House
  239. Abilene Downtown Historic District
  240. Abilene Fire Station No. 2
  241. Abilene Union Pacific Railroad Freight Depot
  242. Abilene Union Pacific Railroad Passenger Depot
  243. Abingdon Bank
  244. Abingdon Church
  245. Abingdon Glebe House
  246. Abingdon Historic District
  247. Abingdon and New Abingdon Apartments
  248. Abington Congregational Church
  249. Abington Farm
  250. Abington Township High School
  251. Abita Springs Historic District
  252. Abita Springs Pavilion
  253. Abner C. Johnson House
  254. Abner Cloud House
  255. Abner Concklin House
  256. Abner Davison House
  257. Abner F. Hodgins House
  258. Abner Gaines House
  259. Abner L. Harris House
  260. Abner Martin House
  261. Abner Phelps House
  262. Abner T. Shaw House
  263. Abner Williams Log House
  264. Abner Woodworth House
  265. Abo (historic place)
  266. Abo Elementary School
  267. Abou Ben Adhem Shrine Mosque
  268. Abraham A. Haring House
  269. Abraham Adams House
  270. Abraham Aiken House
  271. Abraham Anthony Farm
  272. Abraham Barton House
  273. Abraham Best House
  274. Abraham Beydler House
  275. Abraham Bisson House
  276. Abraham Brower House
  277. Abraham Byrd House
  278. Abraham Castetter House
  279. Abraham Coult House
  280. Abraham Curry House
  281. Abraham Dickerson Farmhouse
  282. Abraham Ditto House
  283. Abraham Elder Stone House
  284. Abraham Glen House
  285. Abraham H. Esbenshade House
  286. Abraham Hall
  287. Abraham Hill House
  288. Abraham Houghtaling House
  289. Abraham J. Friedlander House
  290. Abraham Jaquith House
  291. Abraham Jones House
  292. Abraham Lincoln (Pullman car)
  293. Abraham Lincoln Birthplace National Historical Park
  294. Abraham Lincoln Elementary School (Pomona, California)
  295. Abraham Lincoln High School (Des Moines, Iowa)
  296. Abraham Lincoln Memorial Garden
  297. Abraham Lincoln Statue and Park
  298. Abraham Lowenstein House
  299. Abraham Miller House
  300. Abraham Russell Ponder House
  301. Abraham Sternberg House
  302. Abraham Tichner House
  303. Abraham Van Gelder House
  304. Abraham Wagener House
  305. Abraham Watson House
  306. Abraham and Maria LeFevre House
  307. Abraham and Mary Walton Hogeland House
  308. Abraham and Phoebe Ball House
  309. Abrahams Farmhouse
  310. Abram Ackerman House
  311. Abram Allen House
  312. Abram C. Fisk House
  313. Abram Demaree House
  314. Abram Gaar House and Farm
  315. Abram Glenn House
  316. Abram Hatch House
  317. Abram Huston House and Carriage House
  318. Abram W. Pike House
  319. Abram and Sallie Printz Farm
  320. Abram's Delight
  321. Abrams Building
  322. Abrams House
  323. Abrams Plains
  324. Abramson House
  325. Absalom Fowler House
  326. Absalom Lowe Landis House
  327. Absalom Scales House
  328. Absalom Thompson House
  329. Absaroka Mountain Lodge
  330. Absecon Lighthouse
  331. Absolom Riggs House
  332. Abyssinian Meeting House
  333. Acacia Lodge
  334. Academia Pomeroy Covered Bridge
  335. Academie Brochu
  336. Academy Building (Fall River, Massachusetts)
  337. Academy Building (University of Southern Maine)
  338. Academy Grove Historic District
  339. Academy Hall (Edinboro University of Pennsylvania)
  340. Academy Hall (Rocky Hill, Connecticut)
  341. Academy Hill Historic District (Andover, Massachusetts)
  342. Academy Hill Historic District (Greensburg, Pennsylvania)
  343. Academy Hill Historic District (Statesville, North Carolina)
  344. Academy Hill Historic District (Stroudsburg, Pennsylvania)
  345. Academy Historic District
  346. Academy Street Historic District (Madison, North Carolina)
  347. Academy Street Historic District (Poughkeepsie, New York)
  348. Academy Street School
  349. Academy at Palumbo
  350. Academy of Medicine (Atlanta)
  351. Academy of Music (Lynchburg, Virginia)
  352. Academy of Music (Philadelphia)
  353. Academy of Our Lady of Mercy, Lauralton Hall
  354. Academy of Richmond County
  355. Acadia National Park carriage paths, bridges and gatehouses
  356. Acadia Plantation
  357. Acadia Ranch
  358. Acadian House (Guilford, Connecticut)
  359. Acadian Landing Site
  360. Acadian Village (Van Buren, Maine)
  361. Accokeek Creek Site
  362. Accokeek Furnace Archeological Site
  363. Accomac Historic District
  364. Ace Art Company
  365. Ace Theatre
  366. Ace of Clubs House
  367. Acequia Madre (Las Vegas, New Mexico)
  368. Achenbach House
  369. Achille Duquesne House
  370. Achmester
  371. Acker and Evans Law Office
  372. Ackerhurst Dairy Barn
  373. Ackerman House (252 Lincoln Avenue, Ridgewood, New Jersey)
  374. Ackerman House (Saddle River, New Jersey)
  375. Ackerman-Boyd House
  376. Ackerman-Dater House
  377. Ackerman-Dewsnap House
  378. Ackerman-Smith House
  379. Ackerville Baptist Church of Christ
  380. Ackins House
  381. Acklin Store
  382. Acme Building
  383. Acme Farm Supply Building
  384. Acme-McCrary Hosiery Mills
  385. Acoa
  386. Acoma Curio Shop
  387. Acoma Pueblo
  388. Acona Church, Cemetery, and School
  389. Acorn Hall
  390. Acors Barns House
  391. Acquinsicke
  392. Acre Family Barn
  393. Acting Superintendent's Headquarters
  394. Acton Centre Historic District
  395. Acton High School (Massachusetts)
  396. Acton House
  397. Acueducto de Ponce
  398. Acushnet Heights Historic District
  399. Acworth Congregational Church
  400. Acworth Downtown Historic District
  401. Acworth Silsby Library
  402. Ad-Lin Building
  403. Ada Arts and Heritage Center
  404. Ada Covered Bridge
  405. Ada Odd Fellows Temple
  406. Ada Thompson Memorial Home
  407. Ada Village Hall
  408. Ada station
  409. Adair County Courthouse (Iowa)
  410. Adair County Courthouse (Kentucky)
  411. Adair County Courthouse (Missouri)
  412. Adair County Courthouse (Oklahoma)
  413. Adair County Free Press Building
  414. Adair Viaduct
  415. Adairs Covered Bridge
  416. Adaland
  417. Adam Brown Block
  418. Adam C. Arnold Block
  419. Adam Clarke Nutt Mansion
  420. Adam Dunlap Farmstead
  421. Adam Fisher Homestead
  422. Adam Hilton House
  423. Adam Ivy House
  424. Adam Keeling House
  425. Adam Kurtz House
  426. Adam Lobell House
  427. Adam Orris House
  428. Adam P. Leighton House
  429. Adam Pence House
  430. Adam Spach Rock House Site
  431. Adam Stephen House
  432. Adam Thoroughgood House
  433. Adam Vandelinda House
  434. Adam Wall House
  435. Adam and Johanna Feldman House
  436. Adam and Mary Smith House
  437. Adam and Minnie Royhl House
  438. Adam-Derby House
  439. Adams Academy
  440. Adams Apartment Building
  441. Adams Avenue Bridge
  442. Adams Avenue Historic District
  443. Adams Block
  444. Adams Building (Danville, Illinois)
  445. Adams Building (Quincy, Massachusetts)
  446. Adams Building (Sault Ste. Marie, Michigan)
  447. Adams Claflin House
  448. Adams Commercial Historic District
  449. Adams County Courthouse (Colorado)
  450. Adams County Courthouse (Idaho)
  451. Adams County Courthouse (Indiana)
  452. Adams County Courthouse (North Dakota)
  453. Adams County Courthouse (Pennsylvania)
  454. Adams County Courthouse (Wisconsin)
  455. Adams County Jail (Corning, Iowa)
  456. Adams County Paleo-Indian District
  457. Adams Covered Bridge
  458. Adams Farm (Harrisville, New Hampshire)
  459. Adams Farm (Princess Anne, Maryland)
  460. Adams Gristmill Warehouse
  461. Adams Grove Presbyterian Church
  462. Adams Home Farm
  463. Adams Hotel
  464. Adams House (Carson City, Nevada)
  465. Adams House (Salvisa, Kentucky)
  466. Adams Memorial (Saint-Gaudens)
  467. Adams Memorial Building
  468. Adams Mill
  469. Adams Mill Covered Bridge
  470. Adams National Historical Park
  471. Adams Odd Fellows Hall
  472. Adams Power Plant Transformer House
  473. Adams R., Frederick L. and Martha (Taylor) Knott House
  474. Adams School (Findlay, Ohio)
  475. Adams Street Double House
  476. Adams Street Historic District
  477. Adams Street Shul
  478. Adams Woodframe Grain Elevator
  479. Adams and Sickles Building
  480. Adams site
  481. Adams station (New York Central Railroad)
  482. Adams-Crocker-Fish House
  483. Adams-Edwards House
  484. Adams-Higgins House
  485. Adams-Leslie House
  486. Adams-Magoun House
  487. Adams-Matheson House
  488. Adams-Nervine Asylum
  489. Adams-Pickering Block
  490. Adams-Ryan House
  491. Adamson House
  492. Adamson Mounds Site
  493. Adams–Chadeayne–Taft Estate
  494. Adams–Clarke House
  495. Adams–Fairview Bonanza Farm
  496. Adams–Gray House
  497. Adams–Myers–Bryan Farmstead
  498. Adar House
  499. Aday-Stephenson House
  500. Adderton–Badgett House
  501. Addington Gardner House
  502. Addison Apartments
  503. Addison B. Colvin House
  504. Addison Baptist Church
  505. Addison Hill House
  506. Addison Kimball House
  507. Addison Prentiss House
  508. Addison Village Hall
  509. Adel Bridge
  510. Adel Public Square Historic District
  511. Adelaide Avenue School
  512. Adelaide L. T. Douglas House
  513. Adelbert Hall
  514. Adele Ilfeld Auditorium
  515. Adelphi School
  516. Aden site
  517. Adena Court Apartments
  518. Adena Mansion
  519. Adena mound
  520. Aderholdt's Mill
  521. Adgate Block
  522. Adin Supply Company
  523. Adin Wheeler House and Theodore F. Wheeler Wheelwright Shop
  524. Adirondack Cottage Sanitarium
  525. Adirondack Iron and Steel Company
  526. Adirondack Park
  527. Adlai E. Stevenson I House
  528. Adlai E. Stevenson II Farm
  529. Adler House
  530. Adler Planetarium
  531. Administration Building (Alamogordo, New Mexico)
  532. Administration Building (Lake Erie College)
  533. Administration Building (Portales, New Mexico)
  534. Administration Building (Randolph Air Force Base)
  535. Administration Building, Carnegie Institution of Washington
  536. Administration Building, Decatur Baptist College
  537. Administration Building, Indiana Central University
  538. Administration Building, Missouri State Fruit Experiment Station
  539. Administration Building, Treasure Island
  540. Administration Building, University of Central Arkansas
  541. Administration Buildings (Boca Raton, Florida)
  542. Administration/Science Building
  543. Admiral Apartments
  544. Admiral David Glasgow Farragut Gravesite
  545. Admiral Dewey (tugboat)
  546. Admiral Theatre (Seattle)
  547. Admiral's House (Governors Island)
  548. Adobe Flores
  549. Adobe Walls, Texas
  550. Adolf Muench House
  551. Adolfo Canyon Site
  552. Adolph Block
  553. Adolph Boesel House
  554. Adolph Brower House
  555. Adolph H. Kayser House
  556. Adolph J. Zang House
  557. Adolph Levin Cottage
  558. Adolph Lomb House
  559. Adolph Meyer School
  560. Adolph O. Eberhart House
  561. Adolph Schreiber House
  562. Adolph Zang Mansion
  563. Adolphus Hotel
  564. Adolphus W. Brower House
  565. Adolphus W. Umstead House
  566. Adolphus and Sarah Ingalsbe House
  567. Adon Smith House
  568. Adoniram Masonic Lodge
  569. Adrian Barela House
  570. Adrian Brewer Studio
  571. Adrian Engine House No. 1
  572. Adrian Public Library
  573. Adriance Memorial Library
  574. Adriatic Mills
  575. Adsit Cobblestone Farmhouse
  576. Adsit House
  577. Adsit Log Cabin
  578. Adsmore
  579. Advance Mills, Virginia
  580. Advance Thresher/Emerson-Newton Implement Company
  581. Advent Camp Meeting Grounds Historic District
  582. Advent Christian Church (John Day, Oregon)
  583. Advent Historic District
  584. Adventure (1926 schooner)
  585. Adventuress (schooner)
  586. Aerial Lift Bridge
  587. Aetna Diner
  588. Aetna Earthworks
  589. Aetna Hose, Hook and Ladder Company Fire Station No. 1
  590. Aetna Hose, Hook and Ladder Company, Fire Station No. 2
  591. Aetna Springs Resort
  592. Aetna Station No. 5
  593. Afao
  594. Affton High School
  595. African American Military History Museum
  596. African American Museum and Library at Oakland
  597. African Burial Ground National Monument
  598. African Cemetery No. 2 (Lexington, Kentucky)
  599. African Cemetery at Higgs Beach
  600. African Church (St. Charles, Missouri)
  601. African Jackson Cemetery
  602. African Meeting House
  603. African Methodist Episcopal Church (Cumberland, Maryland)
  604. African Queen (boat)
  605. African Zion Baptist Church
  606. African-American Cemetery (Montgomery, New York)
  607. Africatown
  608. Afro-American Insurance Company Building
  609. Afro-American Sons and Daughters Hospital
  610. Aftermath Clubhouse
  611. Afton Villa Gardens
  612. Agana Historic District
  613. Agana Spanish Bridge
  614. Agana-Hagatna Pillbox
  615. Agassiz Bedrock Outcrop
  616. Agassiz School
  617. Agat Invasion Beach
  618. Agat World War II Amtrac
  619. Agate Basin Site
  620. Agate Fossil Beds National Monument
  621. Agate House Pueblo
  622. Agate Pass Bridge
  623. Agawam Center Historic District
  624. Agawam Diner
  625. Age-Herald Building
  626. Agecroft Hall
  627. Agee House
  628. Agen Warehouse
  629. Agger Rockshelter
  630. Aggergaard Manor
  631. Aggie Hall
  632. Aggie Workshop
  633. Agler–La Follette House
  634. Agnes Howard Hall
  635. Agnes M. Tamblyn House
  636. Agnes Vaille Shelter
  637. Agnew Hunter Bahnson House
  638. Agnews Developmental Center
  639. Agora Theatre and Ballroom
  640. Agricultural Engineering Building
  641. Agricultural Experiment Station Barn
  642. Agricultural Heating Station
  643. Agricultural and Technical College of North Carolina Historic District
  644. Agriculture Building
  645. Agriculture Hall (Madison, Wisconsin)
  646. Aguayo Aldea Vocational High School
  647. Aguayo Family Homestead
  648. Agudath Sholem Synagogue
  649. Ah Louis
  650. Ah Toy Garden
  651. Ahavas Shalom Reform Temple
  652. Ahavas Sholem Synagogue
  653. Ahavath Achim Synagogue
  654. Ahavath Beth Israel (Boise, Idaho)
  655. Ahearn House and Summer House
  656. Ahijah Wood House
  657. Ahnapee Brewery
  658. Ahoskie Downtown Historic District
  659. Ahoskie Historic District
  660. Ahoskie School
  661. Ahu A ʻUmi Heiau
  662. Ahwahnee Hotel
  663. Ai J. White Duplex
  664. Aigler Alumni Building
  665. Aiken Colored Cemetery
  666. Aiken House (Rensselaer, New York)
  667. Aiken Mile Track
  668. Aiken Stand Complex
  669. Aiken Tennis Club
  670. Aiken Training Track
  671. Aiken Winter Colony Historic District I
  672. Aiken Winter Colony Historic District II
  673. Aiken Winter Colony Historic District III
  674. Aiken's Hotel
  675. Aiken's Tavern Historic District
  676. Aiken's Wash
  677. Ailes House (Crystal Springs, Mississippi)
  678. Aillet House
  679. Ailsa Farms
  680. Aimwell Baptist Church
  681. Ainahou Ranch
  682. Ainsley House
  683. Ainsworth House (Big Trails, Wyoming)
  684. Ainsworth House (Thompson Falls, Montana)
  685. Air Mobility Command Museum
  686. Airai Bai
  687. Aircraft Warning Service Observation Tower
  688. Airdrie (Nashville, Tennessee)
  689. Airlie (Natchez)
  690. Airmount Grave Shelter
  691. Airplane Service Station
  692. Airport Clear Zone Archeological Site
  693. Airtight Bridge
  694. Airview Historic District
  695. Airville
  696. Airway Radio Station
  697. Airy Hill
  698. Airy Mount
  699. Aisquith Farm E Archeological Site
  700. Aitken Barn
  701. Aitkin Carnegie Library
  702. Aitkin County Courthouse and Jail
  703. Aitkin station
  704. Ajax Metal Company Plant
  705. Ake Site
  706. Aker Cemetery
  707. Akin Free Library
  708. Akron Cemetery
  709. Akron Civic Theatre
  710. Akron Fulton International Airport Administration Building
  711. Akron Gymnasium
  712. Akron Jewish Center
  713. Akron Opera House
  714. Akron Post Office and Federal Building
  715. Akron Public Library
  716. Akron YMCA Building
  717. Al Mac's Diner-Restaurant
  718. Al Thompson and Son's Feed and Seed Company
  719. Al's Diner
  720. Al's Motors
  721. Al. Ringling Theatre
  722. Ala Kahakai National Historic Trail
  723. Alabama A&M University
  724. Alabama City Wall Street Historic District
  725. Alabama Governor's Mansion
  726. Alabama Methodist Church
  727. Alabama Penny Savings Bank
  728. Alabama State Capitol
  729. Alabama State University Historic District
  730. Alabama Theatre
  731. Alabaster Historic District
  732. Aladdin Theater
  733. Alamance Battleground
  734. Alamance County Courthouse
  735. Alamance Hotel
  736. Alamance Mill Village Historic District
  737. Alameda Apartments
  738. Alameda City Hall
  739. Alameda County Building and Loan Association Building
  740. Alameda County Fairgrounds
  741. Alameda Free Library
  742. Alameda High School
  743. Alameda Veterans' Memorial Building
  744. Alameda Works Shipyard
  745. Alameda-Depot Historic District
  746. Alamo Hotel
  747. Alamo Hueco Site
  748. Alamo Methodist Church
  749. Alamo Mission
  750. Alamo Placita Park
  751. Alamo Plaza Historic District
  752. Alamo Ranchhouse
  753. Alamo Stadium
  754. Alamogordo Woman's Club
  755. Alamosa County Courthouse
  756. Alan Mack Site (38OR67)
  757. Alan West Corson Homestead
  758. Alango School
  759. Alanson Green Farm House
  760. Alapaha Colored School
  761. Alasa Farms
  762. Alaska Central Railroad Tunnel No. 1
  763. Alaska Engineering Commission Cottage No. 23
  764. Alaska Engineering Commission Cottage No. 25
  765. Alaska Governor's Mansion
  766. Alaska Highway
  767. Alaska Native Brotherhood Hall
  768. Alaska Nellie's Homestead
  769. Alaska Steam Laundry
  770. Alaska Trade Building
  771. Alaskan Hotel and Bar
  772. Alban Towers
  773. Albania (Edenton, North Carolina)
  774. Albania Plantation House
  775. Albany Avenue Historic District
  776. Albany City Hall
  777. Albany Felt Company Complex
  778. Albany Glassworks Site
  779. Albany Institute of History & Art
  780. Albany Monteith Historic District
  781. Albany Mounds State Historic Site
  782. Albany Municipal Airport (Oregon)
  783. Albany Municipal Auditorium
  784. Albany Pump Station
  785. Albany Rural Cemetery
  786. Albany Street Historic District
  787. Albany Theatre (Albany, Georgia)
  788. Albany Town House
  789. Albany Trust Company Building
  790. Albany, Alabama
  791. Albemarle County Courthouse Historic District
  792. Albemarle and Chesapeake Canal
  793. Albemarle–Kenmore Terraces Historic District
  794. Albergue Caritativo Tricoche
  795. Albers Brothers Mill
  796. Albers Brothers Milling Company
  797. Albert Albers Barn
  798. Albert Ayer House
  799. Albert Baird Cummins House
  800. Albert Beck House
  801. Albert Bishop Chance House and Gardens
  802. Albert C. and Ellen H. Neufeld House
  803. Albert Campbell House
  804. Albert Carlton Estate
  805. Albert City station
  806. Albert E. Clore House
  807. Albert E. Sleeper House
  808. Albert E. Thornton House
  809. Albert E. and Emily Wilson House
  810. Albert Einstein House
  811. Albert Field Tack Company
  812. Albert Fisher Mansion and Carriage House
  813. Albert G. Henry Jr. House
  814. Albert Gallatin Blakey House
  815. Albert Gallatin Memorial Bridge
  816. Albert H. Kelly House
  817. Albert H. Sears House
  818. Albert H. Tanner House
  819. Albert H. Wheeler House
  820. Albert J. Zabriskie Farmhouse
  821. Albert Kahn House
  822. Albert Kiene House
  823. Albert Krog House
  824. Albert Lammers House
  825. Albert Lea station
  826. Albert M. and Alice Bellack House
  827. Albert Maack House
  828. Albert May House
  829. Albert McCoy Farm
  830. Albert Neal Durden House
  831. Albert Ott House
  832. Albert Palmer House
  833. Albert Pike Memorial Temple
  834. Albert Pike Residence Hotel
  835. Albert R. Fox House
  836. Albert Retan House
  837. Albert Ridyard Three-Decker
  838. Albert S. Brandeis Elementary School
  839. Albert S. Heck Mansion
  840. Albert S. Piper Homestead Claim Shanty
  841. Albert S. Sholes House
  842. Albert Slingerland House
  843. Albert Smith House (Waldwick, New Jersey)
  844. Albert Soffel House
  845. Albert Spencer Wilcox Beach House
  846. Albert Spencer Wilcox Building
  847. Albert Swain Bryson House
  848. Albert Sweet House
  849. Albert Van Blarcom House
  850. Albert Vinal House
  851. Albert W. Ferguson House
  852. Albert W. Henn Mansion
  853. Albert Watkins House
  854. Albert Whisinant House
  855. Albert Zahn House
  856. Albert and Celestine Mabey House
  857. Albert and Edith Adelman House
  858. Albert and Letha Green House and Barn
  859. Albert and Liberal Arts Halls
  860. Albert and Lina Stenger House
  861. Albert and Mary Shekey House
  862. Albert and Minna Ten Eyck Round Barn
  863. Albert and Theresa Marx House
  864. Albert and Wilhelmina Thomas House
  865. Alberta Teachers House
  866. Albertina Kerr Nursery
  867. Alberton School
  868. Alberton station
  869. Alberts Chapel
  870. Albertson and Company-Rocklin Manufacturing Company
  871. Albertus Building
  872. Albertus L. Meyers Bridge
  873. Albertus Ledbetter House
  874. Albertus Van Loon House
  875. Albertville Depot
  876. Albia Square and Central Commercial Historic District
  877. Albin B. Swindell House and Store
  878. Albin Polasek House and Studio
  879. Albion (Winnsboro, South Carolina)
  880. Albion Carnegie Library
  881. Albion Carpet Mill
  882. Albion Courthouse Square Historic District
  883. Albion Flats
  884. Albion Methodist Church
  885. Albion River Bridge
  886. Albion State Bank
  887. Albion State Normal School
  888. Albion Walker Chalkrock House
  889. Albion, Rhode Island
  890. Albrecht C. Ringling House
  891. Albree-Hall-Lawrence House
  892. Albright Bridge
  893. Albright House (Fort Madison, Iowa)
  894. Albright Memorial Building
  895. Albright-Dukes House
  896. Albuquerque Veterans Administration Medical Center
  897. Alburg Springs–Clarenceville Border Crossing
  898. Alcatraz Island
  899. Alcazar Hotel (Cleveland Heights, Ohio)
  900. Alcides Figueroa Bilingual School
  901. Alco Apartments
  902. Alco School
  903. Alcoa Care-free Home
  904. Alcoa Edgewater Works
  905. Alcorn State University Historic District
  906. Alcove Historic District
  907. Alcove Springs
  908. Aldea Linda Residential Historic District
  909. Alden B. Dow Office and Lake Jackson City Hall
  910. Alden Batchelder House
  911. Alden Bridge
  912. Alden Bryan House
  913. Alden Dow House and Studio
  914. Alden Hanson House
  915. Alden House (Bentonville, Arkansas)
  916. Alden Park Manor
  917. Alden Park Towers
  918. Alden Public Library
  919. Alden Tavern Site
  920. Alden Villa
  921. Alden and Thomasene Howell House
  922. Alden, Babcock and Calvert Apartments
  923. Alden-Delehanty Block
  924. Alderman House
  925. Alderman School District No. 78
  926. Alderman's 20 Stores in One
  927. Alderson Bridge
  928. Alderson Historic District
  929. Alderson-Coston House
  930. Alderton School
  931. Aldie Mill Historic District
  932. Aldo Leopold Neighborhood Historic District
  933. Aldo Leopold Shack and Farm
  934. Aldrich Building
  935. Aldrich Free Public Library
  936. Aldrich Godfrey and White Block
  937. Aldrich Mansion
  938. Aldrich Public Library
  939. Aldrich–Genella House
  940. Aldridge H. Vann House
  941. Aldridge Hotel (McAlester, Oklahoma)
  942. Aldridge Hotel (Shawnee, Oklahoma)
  943. Aldus Chapin Higgins House
  944. Aldworth Manor
  945. Alert-Hatcher Building
  946. Alesia (Broussard, Louisiana)
  947. Alewife Brook Parkway
  948. Alex Cole Cabin
  949. Alex Haley House and Museum
  950. Alex Halone House
  951. Alex Loeb Building
  952. Alex Seitaniemi Housebarn
  953. Alex Theatre
  954. Alex Williams House
  955. Alex and Mary Alice Johnson House
  956. Alex. Brown & Sons Building
  957. Alexander & Anna Schwartz Farm
  958. Alexander & Baldwin
  959. Alexander B. and Anna Balch Hamilton House
  960. Alexander Bache U.S. Coast Survey Line
  961. Alexander Bishop House
  962. Alexander Boyter House
  963. Alexander Briggs House
  964. Alexander Brown House
  965. Alexander Brownlie House
  966. Alexander Campbell Mansion
  967. Alexander Chapoton House
  968. Alexander Chene House
  969. Alexander City Commercial Historic District
  970. Alexander Clark House
  971. Alexander Classical School
  972. Alexander Conner House
  973. Alexander Crummell School
  974. Alexander D. McDougall House
  975. Alexander Eustace House
  976. Alexander Ewing House
  977. Alexander Faribault House
  978. Alexander Foster House
  979. Alexander Grzelachowski House and Store
  980. Alexander Hamilton House
  981. Alexander Hamilton U.S. Custom House
  982. Alexander Haynes House
  983. Alexander Herschel and Pauline G. McMicken House
  984. Alexander Hogan Plantation
  985. Alexander Hoover House
  986. Alexander Hotel (Reidsville, Georgia)
  987. Alexander Hotel (St. Petersburg, Florida)
  988. Alexander House (Boise, Idaho)
  989. Alexander House (Salida, Colorado)
  990. Alexander House (Spartanburg, South Carolina)
  991. Alexander Inn (Swannanoa, North Carolina)
  992. Alexander Johnston Hall
  993. Alexander K. McClure School
  994. Alexander Kelly House
  995. Alexander King House
  996. Alexander Lake Shelter Cabin
  997. Alexander Laws House
  998. Alexander Liddle Farmhouse
  999. Alexander Long House
  1000. Alexander Manufacturing Company Mill Village Historic District
  1001. Alexander Marsh House
  1002. Alexander McClew Farm House
  1003. Alexander McMillan House
  1004. Alexander McNish House
  1005. Alexander McVeigh Miller House
  1006. Alexander Moore Farm
  1007. Alexander Nevsky Chapel, Akutan
  1008. Alexander Noble House
  1009. Alexander Organ House
  1010. Alexander P. and James S. Waugh House
  1011. Alexander Pirnie Federal Building
  1012. Alexander Plantation House
  1013. Alexander Ramsey House
  1014. Alexander Smith Carpet Mills Historic District
  1015. Alexander Smith House (Brentwood, Tennessee)
  1016. Alexander St. Clair House
  1017. Alexander Standish House
  1018. Alexander State Forest Headquarters Building
  1019. Alexander Taylor Rankin House
  1020. Alexander Thoirs House
  1021. Alexander Thompson House
  1022. Alexander V. Boughner House
  1023. Alexander Van Rensselaer House
  1024. Alexander W. Arbuckle I House
  1025. Alexander Wade House
  1026. Alexander Watson Batte House
  1027. Alexander Willis House
  1028. Alexander Woods House
  1029. Alexander Young Cabin
  1030. Alexander and Busey Houses
  1031. Alexander and Elizabeth Aull Graves House
  1032. Alexander and James Linn Homestead
  1033. Alexander and Nellie P. Cordner House
  1034. Alexander-Dickman Hall
  1035. Alexanders (Boise, Idaho)
  1036. Alexander–Hill House
  1037. Alexander–Withrow House
  1038. Alexandre Latiolais House
  1039. Alexandre Mouton House
  1040. Alexandria Canal (Virginia)
  1041. Alexandria City Hall
  1042. Alexandria Garden District
  1043. Alexandria Hall-Louisiana College
  1044. Alexandria Historic District
  1045. Alexandria Hotel and Annex
  1046. Alexandria Museum of Art
  1047. Alexandria National Cemetery (Louisiana)
  1048. Alexandria National Cemetery (Virginia)
  1049. Alexandria Union Station
  1050. Alexandria station (Minnesota)
  1051. Alexis Boyer House
  1052. Alexis Opera House
  1053. Alexis Phelps House
  1054. Alford–Nielson House
  1055. Alfred A. Robb House
  1056. Alfred A. Schiller House
  1057. Alfred Ayer House
  1058. Alfred B. Maclay Gardens State Park
  1059. Alfred Bersbach House
  1060. Alfred Budge House
  1061. Alfred Buffat Homestead
  1062. Alfred C. and Annie L. Olsen Anderson House
  1063. Alfred C. and Nettie Ruby House
  1064. Alfred Caldwell Lily Pool
  1065. Alfred Dockery House
  1066. Alfred Dolge Hose Co. No. 1 Building
  1067. Alfred Douglass House
  1068. Alfred Drowne Road Historic District
  1069. Alfred Dunk House
  1070. Alfred E. Dickey Free Library
  1071. Alfred E. Robindreau House
  1072. Alfred E. Smith House
  1073. Alfred H. Renshaw House
  1074. Alfred H. Richards House
  1075. Alfred H. and Mary E. Smith House
  1076. Alfred H. and Sarah Frahm House
  1077. Alfred Hanson House
  1078. Alfred Hatch Place at Arcola
  1079. Alfred Hebard House
  1080. Alfred Hirt House
  1081. Alfred Historic District
  1082. Alfred Hocking House
  1083. Alfred Horatio Belo House
  1084. Alfred I. DuPont Building
  1085. Alfred J. Comeau House
  1086. Alfred J. and Georgia A. Armstrong House
  1087. Alfred L. Hudson House
  1088. Alfred Lindorff House
  1089. Alfred M. Bergere House
  1090. Alfred M. Glossbrenner Mansion
  1091. Alfred McCune Home
  1092. Alfred Moore Scales Law Office
  1093. Alfred Paull House
  1094. Alfred Phillips House
  1095. Alfred R. Voss Farmstead
  1096. Alfred Rowland House
  1097. Alfred Shaker Historic District
  1098. Alfred Simonson House
  1099. Alfred Street Baptist Church
  1100. Alfred Village Historic District
  1101. Alfred Vinton House
  1102. Alfred W. Greer House
  1103. Alfred W. Henson House
  1104. Alfred W. Morrison House
  1105. Alfred Webb Investment Properties
  1106. Alfred William Harper House
  1107. Alfred Williams House
  1108. Alfred and Clara Sevareid House
  1109. Alfred and Hennie Huetter House
  1110. Alfred and Magdalena Schmid Farmstead
  1111. Alfred and Martha Jane Thompson House and Williams Barn
  1112. Alfred and Olive Thorpe Lustron House
  1113. Alfrey-Brown House
  1114. Alger Theater
  1115. Algeria Shrine Temple
  1116. Algernon Bangs House
  1117. Alger–Sullivan Lumber Company Residential Historic District
  1118. Algiers Point
  1119. Algodones 2 (12VPr2-204)
  1120. Algodones 3 (12VPr2-205)
  1121. Algoma Boulevard Historic District
  1122. Algoma Boulevard United Methodist Church
  1123. Algoma Coal and Coke Company Store
  1124. Algona Junior and Senior High School Building and High School Building Annex
  1125. Algonquin Printing Co.
  1126. Algood United Methodist Church
  1127. Alhambra Apartments (Sioux City, Iowa)
  1128. Alhambra Theatorium
  1129. Alhambra Theatre (El Paso, Texas)
  1130. Alibates Flint Quarries National Monument
  1131. Alibi Club
  1132. Alice (Jeanerette, Louisiana)
  1133. Alice Austen House
  1134. Alice Beck Cabin
  1135. Alice C Plantation House
  1136. Alice Creek Historic District
  1137. Alice Druhot House
  1138. Alice French House (Davenport, Iowa)
  1139. Alice Henderson Strong House
  1140. Alice Lord Goodine House
  1141. Alice M. Ward Library
  1142. Alice T. Miner Museum
  1143. Aliceton Camp Meeting Ground
  1144. Aliceville Elementary and High School
  1145. Aline Covered Bridge
  1146. Aline IOOF Lodge No. 263
  1147. Aliquippa station
  1148. Aliʻiōlani Hale
  1149. Alkabo School
  1150. Alkali Flat Historic District
  1151. Alkali Ridge
  1152. Alkemeyer Commercial Buildings
  1153. Alkire House
  1154. Alku and Alku Toinen
  1155. All American Bank Building
  1156. All Faith Church
  1157. All Faiths Chapel
  1158. All Hallows Church (South River, Maryland)
  1159. All Hallows Episcopal Church
  1160. All Hallows Guild Carousel
  1161. All Saints Catholic Church (Houston)
  1162. All Saints Catholic Church (New Riegel, Ohio)
  1163. All Saints Catholic Church (Stuart, Iowa)
  1164. All Saints Catholic Church (Taylorsville, Kentucky)
  1165. All Saints Chapel (Raleigh, North Carolina)
  1166. All Saints Chapel and Morris Family Burial Ground
  1167. All Saints Church (Pawleys Island, South Carolina)
  1168. All Saints Church (Peterborough, New Hampshire)
  1169. All Saints Church at Monie
  1170. All Saints Church of Eben Ezer
  1171. All Saints Episcopal Church (DeQuincy, Louisiana)
  1172. All Saints Episcopal Church (Denver)
  1173. All Saints Episcopal Church (Enterprise, Florida)
  1174. All Saints Episcopal Church (Northfield, Minnesota)
  1175. All Saints Episcopal Church (Portsmouth, Ohio)
  1176. All Saints Episcopal Church (Rehoboth Beach, Delaware)
  1177. All Saints Episcopal Church (Saugatuck, Michigan)
  1178. All Saints Episcopal Church (Valley City, North Dakota)
  1179. All Saints Episcopal Church (Winter Park, Florida)
  1180. All Saints Historic District
  1181. All Saints Memorial Church
  1182. All Saints School (Sioux Falls, South Dakota)
  1183. All Saints' Church (Easton, Maryland)
  1184. All Saints' Church (Sunderland, Maryland)
  1185. All Saints' Episcopal Church (Austin, Texas)
  1186. All Saints' Episcopal Church (Briarcliff Manor, New York)
  1187. All Saints' Memorial Church (Navesink, New Jersey)
  1188. All Souls Chapel (Poland Spring, Maine)
  1189. All Souls Church (Augusta, Maine)
  1190. All Souls Church (Braintree, Massachusetts)
  1191. All Souls Church (Scott, Arkansas)
  1192. All Souls Church (Tannersville, New York)
  1193. All Souls Church, Unitarian (Washington, D.C.)
  1194. All Souls Congregational Church (Bangor, Maine)
  1195. All Souls Unitarian-Universalist Church
  1196. All-Star Triangle Bowl
  1197. Allaire Village
  1198. Allamakee County Court House
  1199. Allamuchy Freight House
  1200. Allan Herschell 3-Abreast Carousel
  1201. Allan Miller House
  1202. Allan Teator Road Stone Arch Bridge
  1203. Allandale Farm
  1204. Allardt Presbyterian Church
  1205. Allbach House
  1206. Allee House (Dutch Neck Crossroads, Delaware)
  1207. Alleghany County Courthouse (North Carolina)
  1208. Alleghany Mennonite Meetinghouse
  1209. Alleghany Springs Springhouse
  1210. Allegheny Aqueduct
  1211. Allegheny Baptist Church
  1212. Allegheny Cemetery
  1213. Allegheny Commons
  1214. Allegheny County Courthouse
  1215. Allegheny Furnace
  1216. Allegheny High School
  1217. Allegheny Observatory
  1218. Allegheny Portage Railroad
  1219. Allegheny Post Office
  1220. Allegheny River Lock and Dam No. 2
  1221. Allegheny River Lock and Dam No. 3
  1222. Allegheny River Lock and Dam No. 4
  1223. Allegheny River Lock and Dam No. 5
  1224. Allegheny River Lock and Dam No. 6
  1225. Allegheny River Lock and Dam No. 7
  1226. Allegheny River Lock and Dam No. 8
  1227. Allegheny River Lock and Dam No. 9
  1228. Allegheny West (Pittsburgh)
  1229. Allemarinda and James Wyer House
  1230. Allen Academy Memorial Hall
  1231. Allen Centennial Gardens
  1232. Allen Chapel A.M.E. Church (Murfreesboro, Tennessee)
  1233. Allen Chapel AME Church (Fort Worth, Texas)
  1234. Allen Chapel African Methodist Episcopal Church (Lincoln, Illinois)
  1235. Allen Chapel African Methodist Episcopal Church (Terre Haute, Indiana)
  1236. Allen County Courthouse (Indiana)
  1237. Allen County Courthouse (Ohio)
  1238. Allen County Jail
  1239. Allen County Museum
  1240. Allen County Poor Farm
  1241. Allen Crocker Curtis House–Pillar House
  1242. Allen Dial House
  1243. Allen Grove (Alabama)
  1244. Allen Hazen Water Tower
  1245. Allen Hotel
  1246. Allen House (Bon Secour, Alabama)
  1247. Allen House (Burlington, North Carolina)
  1248. Allen House (Clarksville, Tennessee)
  1249. Allen House (Dyersville, Iowa)
  1250. Allen House (Keachi, Louisiana)
  1251. Allen House (Lowell, Massachusetts)
  1252. Allen House (Shrewsbury, New Jersey)
  1253. Allen Island (Maine)
  1254. Allen Jay School Rock Gymnasium
  1255. Allen Memorial Medical Library
  1256. Allen Mercantile Company
  1257. Allen Parish Courthouse
  1258. Allen Place–Lincoln Street Historic District
  1259. Allen School (La Moille, Illinois)
  1260. Allen Steinheim Museum
  1261. Allen Street Historic District
  1262. Allen Temple A.M.E. Church (Greenville, South Carolina)
  1263. Allen University Historic District
  1264. Allen Water Station
  1265. Allen's Cider Mill
  1266. Allen's Opera House
  1267. Allen-Barringer House
  1268. Allen-Beville House
  1269. Allen-Mangum House
  1270. Allen-White School
  1271. Allendale Chert Quarries Archeological District
  1272. Allendale County Courthouse
  1273. Allendale Mill
  1274. Allendale Plantation
  1275. Allenhurst (Scott County, Kentucky)
  1276. Allenhurst station
  1277. Allenhurst, New Jersey
  1278. Allenstown Meeting House
  1279. Allensville Historic District
  1280. Allentown Bridge
  1281. Allentown Masonic Temple
  1282. Allentown Mill
  1283. Allentown National Bank
  1284. Allentown Union Hall
  1285. Allentown, Buffalo
  1286. Allentown, New Jersey
  1287. Allenville Mill Storehouse
  1288. Allenwood Farm
  1289. Allenwood River Bridge
  1290. Allen–Lambe House
  1291. Allen–Madison House
  1292. Allen–West House
  1293. Alley Spring Roller Mill
  1294. Allgates
  1295. Alliance Bank Building
  1296. Alliance Clay Product Company
  1297. Alliance Commercial Historic District
  1298. Alliance Furnace
  1299. Allie M. Best House
  1300. Allied Arts Building
  1301. Alligator Effigy Mound
  1302. Alligator Reef Light
  1303. Alligerville Historic District
  1304. Allin House
  1305. Alling & Cory Buffalo Warehouse
  1306. Allis State Park
  1307. Allis-Bushnell House
  1308. Allison Dormitory
  1309. Allison Guard Station
  1310. Allison Mansion
  1311. Allison Plantation
  1312. Allison Woods
  1313. Allison-Reinkeh House
  1314. Allison-Robinson House
  1315. Allmand–Archer House
  1316. Allouez Pump House
  1317. Allouez Water Department and Town Hall
  1318. Alloways Creek Friends Meetinghouse
  1319. Allsop-Jensen House
  1320. Allstadt House and Ordinary
  1321. Allston Congregational Church
  1322. Allton Building
  1323. Allyn House (Arlington, Massachusetts)
  1324. Allyn Steele House
  1325. Alma (1891)
  1326. Alma City Auditorium and Sale Barn
  1327. Alma Compton House
  1328. Alma Crosby House
  1329. Alma Depot
  1330. Alma Downtown Historic District (Alma, Kansas)
  1331. Alma Downtown Historic District (Alma, Michigan)
  1332. Alma Historic District
  1333. Alma Staker House
  1334. Alma Thomas House
  1335. Almand-O'Kelley-Walker House
  1336. Almeda Road Bridge over Brays Bayou
  1337. Almer Store
  1338. Almeron Durkee House
  1339. Almeron and Olive Smith House
  1340. Almon A. Covey House
  1341. Almon Asbury Lieuallen House
  1342. Almon W. and Dr. Mary E. Spaulding Ranch
  1343. Almond A. White House
  1344. Almont Apartments
  1345. Alms and Doepke Dry Goods Company
  1346. Almshouse (Cambridge, Massachusetts)
  1347. Almshouse (Stoneham, Massachusetts)
  1348. Almshouse Farm at Machipongo
  1349. Alna Meetinghouse
  1350. Alna School
  1351. Alnwick Hall
  1352. Aloah Hotel
  1353. Aloha Camp
  1354. Aloha Farmhouse
  1355. Aloha Hive Camp
  1356. Aloha Horizons Camp
  1357. Aloha Tower
  1358. Alois Herbert Double House
  1359. Alois and Annie Weber House
  1360. Alonzo Foringer House and Studio
  1361. Alonzo J. and Flora Barkley House
  1362. Alonzo T. Prentice House
  1363. Alonzo W. Olds House
  1364. Alonzo Ward Hotel
  1365. Aloys Bilz House
  1366. Alpena County Courthouse
  1367. Alpena Light
  1368. Alpenhof Lodge
  1369. Alpha Delta Phi Fraternity House (Champaign, Illinois)
  1370. Alpha Delta Pi Sorority House (Urbana, Illinois)
  1371. Alpha Gamma Delta Fraternity House
  1372. Alpha House (Detroit)
  1373. Alpha M. Cheney House
  1374. Alpha Phi Fraternity House-Beta Alpha Chapter (Champaign, Illinois)
  1375. Alpha Phi Sorority House (Eugene, Oregon)
  1376. Alpha Rho Chi Fraternity House (Champaign, Illinois)
  1377. Alpha Tau Omega Fraternity House (Reno, Nevada)
  1378. Alpha Tau Omega Fraternity House (West Lafayette, Indiana)
  1379. Alpha Terrace Historic District
  1380. Alpha Xi Delta Sorority Chapter House (Champaign, Illinois)
  1381. Alphabet Historic District
  1382. Alpheus Gay House
  1383. Alpheus Jones House
  1384. Alpheus Mead House
  1385. Alpheus Truett House
  1386. Alphonse Calhoun Avery House
  1387. Alphonse Gaulin Jr. House
  1388. Alphonso Johnson House
  1389. Alpine City Hall
  1390. Alpine County Courthouse
  1391. Alpine Elementary School (Alpine, Arizona)
  1392. Alpine Hose Company No. 2
  1393. Alpine Institute
  1394. Alpine LDS Church Meetinghouse
  1395. Alpine Tunnel
  1396. Alston House (Columbia, South Carolina)
  1397. Alston-DeGraffenried Plantation
  1398. Alston–Cobb House
  1399. Alta Mesa Farm Bureau Hall
  1400. Alta Public Library
  1401. Alta Vista Terrace District
  1402. Alta Vista–Camp Fornance–Newman Park Historic District
  1403. Altadena Apartments
  1404. Altair Campground Community Kitchen
  1405. Altamaha Apartments
  1406. Altamaha Town
  1407. Altamahaw Mill Office
  1408. Altamont Historic District
  1409. Altamont Hotel
  1410. Altamont station
  1411. Altaville Grammar School
  1412. Altavista Downtown Historic District
  1413. Altenheim (Oakland, California)
  1414. Alternative Middle Years at James Martin School
  1415. Altgeld Gardens Homes
  1416. Altgeld Hall
  1417. Altman House
  1418. Alton Bay station
  1419. Alton Chapter House
  1420. Alton Club
  1421. Alton Gas & Electric Power House
  1422. Alton Lennon Federal Building and Courthouse
  1423. Alton Military Prison
  1424. Alton National Cemetery
  1425. Alton Simmons House
  1426. Altona (West Virginia)
  1427. Altoona Armory
  1428. Altus Well Shed-Gazebo
  1429. Altus station
  1430. Altwood
  1431. Aluakpak
  1432. Alum Spring
  1433. Alumni Hall (Alfred, New York)
  1434. Alumni Hall (Vanderbilt University)
  1435. Alva Consolidated Schools
  1436. Alva Fleharty House
  1437. Alva Kitselman House
  1438. Alvah Horace Whitmarsh House
  1439. Alvah Kittredge House
  1440. Alvah N. Belding Memorial Library
  1441. Alvah Washington Townley Farmstead Historic District
  1442. Alvarado Park
  1443. Alvarado Terrace Historic District
  1444. Alverson-Copeland House
  1445. Alves Historic District
  1446. Alvin Bushnell Bell House
  1447. Alvin C. York Institute
  1448. Alvin Eskelton Barn
  1449. Alvin Miller House
  1450. Alvin O. Lombard House
  1451. Alvin S. Keys House
  1452. Alvin T. Smith House
  1453. Alvin and Annie Green House
  1454. Alvin and Grace Washburn House
  1455. Alviso, San Jose
  1456. Alvord House
  1457. Alvord I. Smith House
  1458. Alwyn Court
  1459. Alyeska Resort
  1460. Amache National Historic Site
  1461. Amalgamated Center
  1462. Amalik Bay Archeological District
  1463. Amana Colonies
  1464. Amanda Blake Store
  1465. Amanda Conk Best House
  1466. Amanda K. Alger Memorial Methodist Episcopal Church
  1467. Amanda Nesbitt House
  1468. Amasa Day House
  1469. Amasa Farrier Boardinghouse
  1470. Amasa Farrier House
  1471. Amawalk Friends Meeting House
  1472. Amazeen House
  1473. Amaziah and Cornelia (Wait) Cannon House
  1474. Amazon Hosiery Mill
  1475. Ambajejus Boom House
  1476. Ambassador Apartments (Hartford, Connecticut)
  1477. Ambassador Apartments (Portland, Oregon)
  1478. Ambassador Apartments (Springfield, Missouri)
  1479. Ambassador Hotel (Jacksonville)
  1480. Ambassador Hotel (Tulsa, Oklahoma)
  1481. Ambassador Theater (Baltimore, Maryland)
  1482. Ambassador Theatre (St. Louis)
  1483. Ambler Heights Historic District
  1484. Ambler's Texaco Gas Station
  1485. Amblers
  1486. Amboy United Brethren Church
  1487. Amboy and George Spencer Shipwreck Sites
  1488. Amboy station
  1489. Ambrose Burton House
  1490. Ambrose Chapel
  1491. Ambrose Hall
  1492. Ambrose Hopkinson House
  1493. Ambrose Lincoln Jr. House
  1494. Ambrose Parsons House
  1495. Ambrose S. Lapham House
  1496. Ambrose Whittlesey House
  1497. Ambrose-Ward Mansion
  1498. Ambrose–Torquay Border Crossing
  1499. Amelia Barr House
  1500. Amelia Bloomer House
  1501. Amelia Cottage Museum
  1502. Amelia Earhart Birthplace
  1503. Amelia Island Light
  1504. Amelia Island Museum of History
  1505. Amelia S. Givin Free Library
  1506. Amelia Stewart House
  1507. Amelia Street Historic District
  1508. Amelita Galli-Curci Estate
  1509. Amelung House and Glassworks
  1510. America (shipwreck)
  1511. America Fore Building
  1512. America Street School
  1513. America's Credit Union Museum
  1514. American Airways Hangar and Administration Building
  1515. American Antiquarian Society
  1516. American Apartment Building
  1517. American Association, Limited, Office Building
  1518. American Bag Co.-Union Hide Co.
  1519. American Bank Building
  1520. American Bank Note Company Building
  1521. American Baptist College
  1522. American Baptist Publication Society building
  1523. American Beach, Florida
  1524. American Boathouse
  1525. American Box Board Company Headquarters and Factory
  1526. American Brewery (building)
  1527. American Brewing Company Plant
  1528. American Can Company Building
  1529. American Can Company Complex
  1530. American Can Company of Utah Building Complex
  1531. American Cemetery
  1532. American Chicle Company Building
  1533. American Cigar Company (Norfolk, Virginia)
  1534. American Cigar Company (Trenton, New Jersey)
  1535. American Cigar Factory
  1536. American Civil War Museum
  1537. American Club (Kohler, Wisconsin)
  1538. American College of the Building Arts
  1539. American Conservatory Theater
  1540. American Eagle (schooner)
  1541. American Exchange Bank
  1542. American Express Building-Carroll
  1543. American Federation of Labor Building
  1544. American Fine Arts Society
  1545. American Flag, Arizona
  1546. American Fork Cemetery Rock Wall
  1547. American Fork City Hall
  1548. American Fork Historic District
  1549. American Fork Presbyterian Church
  1550. American Fork Second Ward Meetinghouse
  1551. American Fork Third Ward Meetinghouse
  1552. American Gothic House
  1553. American Grain Complex
  1554. American Hotel (Aztec, New Mexico)
  1555. American Hotel (Sharon Springs, New York)
  1556. American House
  1557. American Ice Company
  1558. American Ice Company Baltimore Plant No. 2
  1559. American Institute of Pharmacy Building
  1560. American Legion Building (Spartanburg, South Carolina)
  1561. American Legion Cabin (Potlatch, Idaho)
  1562. American Legion Forest CCC Shelter
  1563. American Legion Hall (Eads, Colorado)
  1564. American Legion Hall (McGill, Nevada)
  1565. American Legion Hall (Olympia, Washington)
  1566. American Legion Hall (Searcy, Arkansas)
  1567. American Legion Hall (Shoshone, Idaho)
  1568. American Legion Hall, Post 32
  1569. American Legion Hut (Decatur, Mississippi)
  1570. American Legion Hut (Edmond, Oklahoma)
  1571. American Legion Hut (Hampton, South Carolina)
  1572. American Legion Hut (Tahlequah, Oklahoma)
  1573. American Legion Hut-Des Arc
  1574. American Legion Memorial Bridge (Michigan)
  1575. American Legion Memorial Building
  1576. American Legion Post 199
  1577. American Legion Post No. 121 Building
  1578. American Legion Post No. 127 Building
  1579. American Legion Post No. 131
  1580. American Mills Web Shop
  1581. American Museum of Natural History
  1582. American National Bank Building (Alamosa, Colorado)
  1583. American National Bank Building (Pensacola, Florida)
  1584. American National Bank Building (Sarasota, Florida)
  1585. American National Bank Building (West Palm Beach, Florida)
  1586. American Net and Twine Company Factory
  1587. American Optical Company Historic District
  1588. American Peace Society house
  1589. American Precision Museum
  1590. American Printing Co. and Metacomet Mill
  1591. American Radiator Building
  1592. American Radiator Company Factory Complex
  1593. American Railway Express Company Garage
  1594. American Red Cross National Headquarters
  1595. American Red Cross Volunteer Life Saving Corps Station
  1596. American Republic Insurance Company Headquarters Building
  1597. American Revolution Statuary
  1598. American River Grange Hall No. 172
  1599. American School of Wild Life Protection Historic District
  1600. American Seating Company Factory Complex
  1601. American Security and Trust Company Building
  1602. American Sheet and Tin Mill Apartment Building
  1603. American Shoal Light
  1604. American Spinning Company Mill No. 2
  1605. American State Bank (Berwyn, Illinois)
  1606. American Stock Exchange Building
  1607. American Supply Company Building
  1608. American Swedish Institute
  1609. American System-Built Homes
  1610. American Telephone & Telegraph Co. Building (Davenport, Iowa)
  1611. American Telephone and Telegraph Company Building (Denmark, South Carolina)
  1612. American Temperance University
  1613. American Thermos Bottle Company Laurel Hill Plant
  1614. American Thread Building
  1615. American Tobacco Company Prizery
  1616. American Tobacco Company Warehouses Complex
  1617. American Tobacco Company, South Richmond Complex Historic District
  1618. American Tobacco Historic District
  1619. American Trona Corporation Building
  1620. American Trust and Savings Bank
  1621. American Viscose Plant Historic District
  1622. American Waltham Watch Company Historic District
  1623. American Watch Tool Company
  1624. American Women's League Chapter House (Peck, Idaho)
  1625. American Woolen Company Foxcroft Mill
  1626. American Woolen Company Townhouses
  1627. American Woolen Mill Housing District
  1628. American/Consolidated Tobacco Companies buildings
  1629. Americanization School
  1630. Americus, Georgia
  1631. Ames Academy Building
  1632. Ames Building
  1633. Ames City Hall
  1634. Ames Cottage
  1635. Ames Creek Bridge
  1636. Ames Family Homestead
  1637. Ames Hill/Crescent Hill District
  1638. Ames Hitchens Chicken Farm
  1639. Ames Main Street Historic District
  1640. Ames Manufacturing Company
  1641. Ames Monument
  1642. Ames Research Center
  1643. Ames Schoolhouse
  1644. Amesbury Friends Meeting House
  1645. Amesbury and Salisbury Mills Village Historic District
  1646. Ames–Florida House
  1647. Amherst Avenue Historic District
  1648. Amherst Central Business District
  1649. Amherst Town Hall
  1650. Amherst Village Historic District
  1651. Amherst West Cemetery
  1652. Amhoist Tower
  1653. Ami and Amanda Oakley House
  1654. Amis House (Fordyce, Arkansas)
  1655. Amis House (Rogersville, Tennessee)
  1656. Amis-Bragg House
  1657. Amiss–Palmer House
  1658. Amistad Gymnasium
  1659. Amite County Courthouse
  1660. Amite Female Seminary
  1661. Amity School
  1662. Ammadelle
  1663. Amman (Spokane, Washington)
  1664. Ammendale Normal Institute
  1665. Ammi and William Wright House
  1666. Ammidown-Harding Farmhouse
  1667. Ammon Underwood House
  1668. Ammunition Igloo
  1669. Amo station
  1670. Amon Clarence Thomas House
  1671. Amoretti, Welty, Helmer & Co Bank
  1672. Amory Ballroom
  1673. Amory House
  1674. Amory-Appel Cottage
  1675. Amos Adams House
  1676. Amos B. Coe House
  1677. Amos Baldwin House
  1678. Amos Block
  1679. Amos Bristol Tavern
  1680. Amos Bull House
  1681. Amos Catlin Spafford House
  1682. Amos Chase House and Mill
  1683. Amos Cooke House
  1684. Amos Deason House
  1685. Amos Eno House
  1686. Amos Flagg House
  1687. Amos Fuller House
  1688. Amos G. Winter House
  1689. Amos Gerald House
  1690. Amos Goodin House
  1691. Amos Gould House
  1692. Amos H. Root Building
  1693. Amos Hulme Barn
  1694. Amos Judkins House
  1695. Amos Kelly House
  1696. Amos Keyes House
  1697. Amos Kling House
  1698. Amos Lawrence House
  1699. Amos Learned Farm
  1700. Amos Morse House
  1701. Amos Palmer House (Langhorne, Pennsylvania)
  1702. Amos Stearns House
  1703. Amos Wood House
  1704. Amos and Lillie Plummer House
  1705. Ampere station
  1706. Amphitheater and Fieldstone WPA Features at Valley City Pioneer Park
  1707. Ampthill (Cumberland County, Virginia)
  1708. Amrita Club
  1709. Amstel House
  1710. Amsterdam Castle
  1711. Amsterdam City Hall
  1712. Amsterdam Free Library
  1713. Amsterdam, New Jersey
  1714. Amy B. Mitchell House
  1715. Amzi Bradley Farmstead
  1716. Anacapa Island Archeological District
  1717. Anacapa Island Light
  1718. Anaconda City Hall
  1719. Anaconda Commercial Historic District
  1720. Anaconda Saddle Club
  1721. Anaconda Smelter Stack
  1722. Anacostia Historic District
  1723. Anaem Omot
  1724. Anaheim Packing House
  1725. Anamosa Main Street Historic District
  1726. Anamosa Public Library
  1727. Anamosa State Penitentiary
  1728. Anamosa State Penitentiary Cemetery
  1729. Anangula Archeological District
  1730. Ananias Pitsenbarger Farm
  1731. Anasazi State Park Museum
  1732. Anawan Club Clubhouse and Caretaker's House
  1733. Anawan Rock
  1734. Anchorage Depot
  1735. Anchorage Hotel
  1736. Anchorage Memorial Park
  1737. Anchuca
  1738. Ancient Burying Ground
  1739. Ancient Order of Hibernians Hall
  1740. Ancient and Accepted Scottish Rite Temple
  1741. Ancil Twitchell House
  1742. Anclote Keys Light
  1743. Andalucia Building
  1744. Andalusia (Milledgeville, Georgia)
  1745. Andalusia (estate)
  1746. Anders Hintze House
  1747. Anders and Johanna Olsson Farm
  1748. Anderson Bank Building
  1749. Anderson Barn (Hitchcock, South Dakota)
  1750. Anderson Barn (Johnstown, Colorado)
  1751. Anderson Boarding House
  1752. Anderson Brothers Building
  1753. Anderson Brothers Department Store
  1754. Anderson Brothers Store
  1755. Anderson Building
  1756. Anderson Camp Ground
  1757. Anderson Center for the Arts
  1758. Anderson Chapel
  1759. Anderson College Historic District
  1760. Anderson County Courthouse (Kansas)
  1761. Anderson County Courthouse (Texas)
  1762. Anderson Downtown Historic District (Anderson, Indiana)
  1763. Anderson Downtown Historic District (Anderson, South Carolina)
  1764. Anderson Ferry
  1765. Anderson Hall (Gainesville, Florida)
  1766. Anderson Hall (Manhattan, Kansas)
  1767. Anderson Hall (Maryville College)
  1768. Anderson High School Wigwam
  1769. Anderson Historic District (Anderson, South Carolina)
  1770. Anderson Hollow Archaeological District
  1771. Anderson Homestead
  1772. Anderson House (Danburg, Georgia)
  1773. Anderson House (Haskingsville, Kentucky)
  1774. Anderson House (Haymakertown, Virginia)
  1775. Anderson House (Lewistown, Montana)
  1776. Anderson House (Newark, Delaware)
  1777. Anderson House (Rock Hill, South Carolina)
  1778. Anderson Lodge
  1779. Anderson Lumber Company
  1780. Anderson Marsh State Historic Park
  1781. Anderson Outkitchen
  1782. Anderson Park (New Jersey)
  1783. Anderson Park (Redmond, Washington)
  1784. Anderson Place Historic District
  1785. Anderson Presbyterian Church
  1786. Anderson School (Bozeman, Montana)
  1787. Anderson Schoolhouse
  1788. Anderson Site (Franklin, Tennessee)
  1789. Anderson Stadium
  1790. Anderson Style Shop
  1791. Anderson's Mill
  1792. Anderson, Texas
  1793. Anderson-Coward House
  1794. Andersonville Commercial Historic District
  1795. Andersonville Prison
  1796. Anderson–Capner House
  1797. Anderson–Carlson Building
  1798. Anderson–Clark Farmstead
  1799. Anderson–Doosing Farm
  1800. Anderson–Elwell House
  1801. Anderson–Foster House
  1802. Anderson–Frank House
  1803. Anderson–Hobson Mercantile Store
  1804. Anderson–Price Memorial Library Building
  1805. Anderson–Shaffer House
  1806. Anderson–Thompson House
  1807. Anderton Court Shops
  1808. Andes Historic District
  1809. Andes Railroad Station
  1810. Andorno Station
  1811. Andover Center Historic District
  1812. Andover Chapter House
  1813. Andover Hook and Ladder Company Building
  1814. Andover National Bank
  1815. Andover Public Library (Andover, Maine)
  1816. Andover Street Historic District
  1817. Andover Town Hall
  1818. Andover Village Industrial District
  1819. Andover station (MBTA)
  1820. Andreas Graf House
  1821. Andreas Rieth Homestead
  1822. Andres O. Ness House
  1823. Andrew B. Murray Vocational School
  1824. Andrew B. VanHuys Round Barn
  1825. Andrew Barentsen House
  1826. Andrew Berg Cabin
  1827. Andrew Brier House
  1828. Andrew C. Vaughn House
  1829. Andrew Carnegie Free Library & Music Hall (Carnegie, Pennsylvania)
  1830. Andrew Carnegie Library (Corona, California)
  1831. Andrew Carnegie Library (Edmonds, Washington)
  1832. Andrew Carnegie Mansion
  1833. Andrew Carpenter House
  1834. Andrew Carr Sr. House
  1835. Andrew Clark House
  1836. Andrew County Courthouse
  1837. Andrew Crockett House
  1838. Andrew Cunningham Farm
  1839. Andrew Dickhaut Cottages Historic District
  1840. Andrew Dickson White House
  1841. Andrew Drumm Institute
  1842. Andrew Ellicott House
  1843. Andrew F. Scott House
  1844. Andrew Fisher House
  1845. Andrew Friberg Three-Decker
  1846. Andrew G. Anderson House
  1847. Andrew Gantner House
  1848. Andrew Gildersleeve Octagonal Building
  1849. Andrew Gregg Homestead
  1850. Andrew Hunter House
  1851. Andrew J. Cheney House
  1852. Andrew J. Landrum House
  1853. Andrew J. Morrison School
  1854. Andrew J. O'Conor III House
  1855. Andrew J. Stevens House
  1856. Andrew J. Warner House
  1857. Andrew Jackson and Sarah Jane Masters House
  1858. Andrew John Volstead House
  1859. Andrew Johnson Building
  1860. Andrew Johnson National Historic Site
  1861. Andrew Johnston House
  1862. Andrew Kerr House
  1863. Andrew M. Cox Ranch Site
  1864. Andrew M. Hargis House
  1865. Andrew Mann Inn
  1866. Andrew McCarron Three-Decker
  1867. Andrew McNally House
  1868. Andrew Mellon Building
  1869. Andrew Newman House
  1870. Andrew Nicholson Farmstead
  1871. Andrew P. Frizzell House and Farm Complex
  1872. Andrew P. Hansen Farmstead
  1873. Andrew Peterson Farmstead
  1874. Andrew R. McGill House
  1875. Andrew Rabb House
  1876. Andrew Scott House
  1877. Andrew Seagle Farm
  1878. Andrew Short House
  1879. Andrew Snable House
  1880. Andrew Ten Eyck House
  1881. Andrew Thomas House
  1882. Andrew Thompson Farmstead
  1883. Andrew Weisel House
  1884. Andrew Welch Homestead
  1885. Andrew Wilcox House
  1886. Andrew Young House
  1887. Andrew and Bergette Hjertoos Farm
  1888. Andrew and James Dall Houses
  1889. Andrew and Jennie McFarlane House
  1890. Andrew and Mary Stavig House
  1891. Andrews Bridge Historic District
  1892. Andrews Chapel (McIntosh, Alabama)
  1893. Andrews Memorial Chapel (Dunedin, Florida)
  1894. Andrews Mill Company Plant
  1895. Andrews Street Bridge
  1896. Andrews Tavern (Spotsylvania County, Virginia)
  1897. Andrews United Methodist Church
  1898. Andrews-Duncan House
  1899. Andrews-Leggett House
  1900. Andrews-Moore House
  1901. Andrews-Wing House
  1902. Andrews–Luther Farm
  1903. Andrew–Ryan House
  1904. Andridge Apartments
  1905. Andries DuBois House
  1906. Andries Thomas Van Buskirk House
  1907. Androscoggin County Courthouse and Jail
  1908. Androscoggin Mill Block
  1909. Androscoggin Swinging Bridge
  1910. Androscoggin Yacht Club
  1911. Androy Hotel
  1912. Anduiza Hotel
  1913. Andy Chambers Ranch Historic District
  1914. Andy Gibson (steamboat)
  1915. Andy Warhol Bridge
  1916. Angel Island Immigration Station
  1917. Angel Mounds
  1918. Angeles Mesa Branch Library
  1919. Angelica Park Circle Historic District
  1920. Angelina River Bridge
  1921. Angeline Champeau Rioux House
  1922. Angell–Ballou House
  1923. Angelo Heights Historic District
  1924. Angelo Marre House
  1925. Angels Flight
  1926. Angels Hotel
  1927. Angelus (Jennings, Louisiana)
  1928. Angelus Funeral Home
  1929. Angelus Temple
  1930. Anger's Block
  1931. Angie Williams Cox Library
  1932. Angle Farm
  1933. Angle Tree Stone
  1934. Anglecot
  1935. Angola Commercial Historic District
  1936. Angus Cobblestone Farmhouse and Barn Complex
  1937. Anhalt Barn
  1938. Anhalt Hall
  1939. Anheuser-Busch Beer Depot
  1940. Anheuser-Busch Brewery
  1941. Anheuser-Busch Brewing Association Building
  1942. Anhinga Trail
  1943. Aniakchak National Monument and Preserve
  1944. Animas Forks, Colorado
  1945. Anita Willets Burnham Log House
  1946. Ankeny Building
  1947. Ann Arbor Hands-On Museum
  1948. Ann Arbor Railway Howell Depot
  1949. Ann Arbor station (Michigan Central Railroad)
  1950. Ann Charlotte and Jacob Hinkel House
  1951. Ann Cunningham Evans House
  1952. Ann Halsted House
  1953. Ann Stevens House
  1954. Ann Street Historic District
  1955. Ann's Diner
  1956. Anna Beir House
  1957. Anna C. Diller Opera House
  1958. Anna Carr Homestead
  1959. Anna Day House
  1960. Anna Jarvis House
  1961. Anna Lewis Mann Old People's Home
  1962. Anna Nielsen Scofield House
  1963. Anna P. Bolling Junior High School
  1964. Anna Ranch Heritage Center
  1965. Anna Russell Cole Auditorium
  1966. Anna Scherlie Homestead Shack
  1967. Anna Town Hall
  1968. Anna and Mikko Pyhala Farm
  1969. Anna site
  1970. Annaberg Historic District
  1971. Annadale (North Vernon, Indiana)
  1972. Annala Round Barn
  1973. Annamede
  1974. Annandale (Gilmore Mills, Virginia)
  1975. Annandale Plantation (Georgetown County, South Carolina)
  1976. Annandale, New Jersey
  1977. Annand–Loomis House
  1978. Annapolis National Cemetery
  1979. Annapolis Park Historic District
  1980. Annas Farmhouse
  1981. Annawan Chapter House
  1982. Anna–Dean Farm
  1983. Anne Arundel County Free School
  1984. Anne C. and Frank B. Semple House
  1985. Anne Evans Mountain Home
  1986. Anne Spencer House
  1987. Annefield (Boyce, Virginia)
  1988. Annefield (Saxe, Virginia)
  1989. Annesdale
  1990. Anneslie Historic District
  1991. Annie Birch House
  1992. Annie Oakley House
  1993. Annie Russell Theatre
  1994. Annington (Poolesville, Maryland)
  1995. Annis Mound and Village site
  1996. Annisquam Bridge
  1997. Annisquam Harbor Light
  1998. Anniston Inn Kitchen
  1999. Anniston Manufacturing Company
  2000. Annunciation Church (Houston)
  2001. Annunciation Greek Orthodox Cathedral of New England
  2002. Annunciation Greek Orthodox Church
  2003. Annunciation Roman Catholic Church (Denver)
  2004. Annunciation School (Buffalo, New York)
  2005. Annville Historic District
  2006. Annville Institute
  2007. Anoatok
  2008. Anoka Post Office
  2009. Anoka–Champlin Mississippi River Bridge
  2010. Ansco Company Charles Street Factory Buildings
  2011. Ansel Hall Ruin
  2012. Ansel Road Apartment Buildings Historic District
  2013. Ansel T. Walling House
  2014. Anselm Lincoln House
  2015. Anshe Chesed Cemetery
  2016. Anshe Sfard
  2017. Anshei Glen Wild Synagogue
  2018. Anshei Israel Synagogue
  2019. Ansley Park
  2020. Anson Davis House and Springhouse
  2021. Anson Grange No. 88
  2022. Anson Mills Building
  2023. Anson O. Reynolds House
  2024. Anson Wilson House
  2025. Ansonia Library
  2026. Ansorge Hotel
  2027. Ant Flat Ranger Station
  2028. Antelope (shipwreck)
  2029. Antelope Cave
  2030. Antelope County Courthouse
  2031. Antelope Creek Bridge
  2032. Antelope Grocery
  2033. Antelope Hill Highway Bridge
  2034. Antelope Hills, Oklahoma
  2035. Antelope School
  2036. Antelope Valley Indian Museum State Historic Park
  2037. Anthony Burdick House
  2038. Anthony Cortesy House
  2039. Anthony Hockman House
  2040. Anthony Holmead Archeological Site
  2041. Anthony Lane House
  2042. Anthony Luna House
  2043. Anthony M. McColl House
  2044. Anthony Manny House
  2045. Anthony Massad Three-Decker
  2046. Anthony Morris House
  2047. Anthony Overton Elementary School
  2048. Anthony Public Library
  2049. Anthony Scoville House
  2050. Anthony Theater
  2051. Anthony United States Post Office
  2052. Anthony W. Bessey House
  2053. Anthony Wayne Cook Mansion
  2054. Anthony Wayne School
  2055. Anthony Yelverton House
  2056. Anthony Yoerg Sr. House
  2057. Anthony Zemaitis Three-Decker
  2058. Anthony and Allison Sirna Studio
  2059. Anthony and Caroline Isermann House
  2060. Anthony and Louise Viaer Alumni Hall
  2061. Anthony and Susan Cardinal Walke House
  2062. Anthony, Rhode Island
  2063. Anthony–Buckley House
  2064. Anthony–Corwin Farm
  2065. Anthony–Kinney Farm
  2066. Anthracite Bank Building
  2067. Antietam Avenue Bridge
  2068. Antietam Furnace Complex Archeological Site
  2069. Antietam Hall
  2070. Antietam Iron Furnace Site and Antietam Village
  2071. Antietam National Battlefield
  2072. Antigo Opera House
  2073. Antigo Post Office
  2074. Antigo Public Library and Deleglise Cabin
  2075. Antigo station
  2076. Antiguo Casino Camuyano
  2077. Antiguo Casino de Ponce
  2078. Antiguo Casino de Puerto Rico
  2079. Antiguo Cuartel Militar Español de Ponce
  2080. Antiguo Hospital Militar Español de Ponce
  2081. Antioch Baptist Church (Shreveport, Louisiana)
  2082. Antioch Baptist Church (St. Louis, Missouri)
  2083. Antioch Christian Church (Allendale, South Carolina)
  2084. Antioch Christian Church (Kansas City, Missouri)
  2085. Antioch Christian Church (Winchester, Kentucky)
  2086. Antioch Hall, North and South Halls
  2087. Antioch Missionary Baptist Church
  2088. Antioch Missionary Baptist Church Cemetery
  2089. Antioch School (Anamosa, Iowa)
  2090. Antioch, Nebraska
  2091. Antique Store (Plantersville, Alabama)
  2092. Antlers Cafe and Bar
  2093. Antlers Frisco Depot and Antlers Spring
  2094. Antlers Guard Station
  2095. Antlers Hotel (Lorain, Ohio)
  2096. Antlers Hotel (Spirit Lake, Iowa)
  2097. Antoine LeClaire House
  2098. Antoinette Louisa Brown Blackwell Childhood Home
  2099. Anton Art Center
  2100. Anton Cermak House
  2101. Anton E. Hanson House
  2102. Anton Gogala Farmstead
  2103. Anton Goreczky House
  2104. Anton and Mary Agnes Karpen House
  2105. Antonia (Port Allen, Louisiana)
  2106. Antonia Sáez School
  2107. Antonio López (shipwreck)
  2108. Antonio Torres House
  2109. Antonio Vigil House
  2110. Antrim (Taneytown, Maryland)
  2111. Antrim County Courthouse
  2112. Antwerp station
  2113. Anvil Lake Campground Shelter
  2114. Apache Canyon Railroad Bridge
  2115. Apache Motel (Utah)
  2116. Apache Powder Historic Residential District
  2117. Apalache Mill
  2118. Apalachia Dam
  2119. Apalachicola Fort Site
  2120. Apalachicola Historic District
  2121. Apartment Building at 116 Spruce Street
  2122. Apartment Building at 27 and 31 Peru Street and 29 Johnson Street
  2123. Apartment Building on Windsor Avenue and Brunswick St.
  2124. Apartment at 49–51 Spring Street
  2125. Apartments at 2 Collier Road
  2126. Apartments at 22–24 Collier Road
  2127. Apex Historic District
  2128. Apex Town Hall (historic)
  2129. Apex Union Depot
  2130. Apgar Fire Lookout
  2131. Apollo (storeship)
  2132. Apollo Theater
  2133. Apollo Theatre (Martinsburg, West Virginia)
  2134. Apopka station
  2135. Apostle Islands Lighthouses
  2136. Apostolic Bethlehem Temple Church
  2137. Appanoose County Courthouse
  2138. Appanoose County Sheriff's House and Jail
  2139. Appeldoorn Farm
  2140. Appellate Division Courthouse of New York State
  2141. Apperson Iowa Motor Car Company Building
  2142. Appin (Bennettsville, South Carolina)
  2143. Apple Bank Building
  2144. Apple Bank for Savings
  2145. Apple Island (Michigan)
  2146. Apple River Fort
  2147. Apple Tavern
  2148. Appleby Building
  2149. Appleby's Methodist Church
  2150. Applegate Drugstore
  2151. Applegate Trail
  2152. Applegate-Fisher House
  2153. Appler-Englar House
  2154. Applethorpe Farm
  2155. Appleton City Hall
  2156. Appleton City Park Historic District
  2157. Appleton Farm
  2158. Appleton Lock 4 Historic District
  2159. Appleton Locks 1–3 Historic District
  2160. Appleton Log Hall
  2161. Appleton Wire Works
  2162. Appleton-Hannaford House
  2163. Applewood (Flint, Michigan)
  2164. Applewood Farm
  2165. Appling County Courthouse
  2166. Appomattox (statue)
  2167. Appomattox Court House National Historical Park
  2168. Appomattox Historic District
  2169. Appomattox Iron Works
  2170. Appomattox Manor
  2171. Appomattox River Bridge
  2172. Apponaug Historic District
  2173. Apponegansett Meeting House
  2174. Appoquinimink Friends Meetinghouse
  2175. Apremont Triangle Historic District
  2176. Aptucxet Trading Post Museum
  2177. Aquadoctan
  2178. Aquatic Park Historic District
  2179. Aqueduct Bridge (Clay City, Indiana)
  2180. Aquia Church
  2181. Aquone
  2182. Ar-Qua Springs
  2183. Arab Mountain Fire Observation Station
  2184. Arabella Station
  2185. Araby (Mason's Springs, Maryland)
  2186. Arad Alexander House
  2187. Arad Wood House
  2188. Aragon House (Magdalena, New Mexico)
  2189. Arah Phelps Inn
  2190. Aransas Pass Light Station
  2191. Arapahoe Acres
  2192. Araphoe and Lost Creek Site
  2193. Aratama Maru
  2194. Arbor Hill Historic District–Ten Broeck Triangle
  2195. Arbor Lodge State Historical Park and Arboretum
  2196. Arboretum Sewer Trestle
  2197. Arbuckle Place
  2198. Arcada Theater Building
  2199. Arcade Building (Brookline, Massachusetts)
  2200. Arcade Building (Columbia, South Carolina)
  2201. Arcade Building (Fort Pierce, Florida)
  2202. Arcade Building (Riverside, Illinois)
  2203. Arcade Center Farm
  2204. Arcade Hotel (Hartsville, South Carolina)
  2205. Arcade Hotel (Springfield, Ohio)
  2206. Arcade Hotel (Tarpon Springs, Florida)
  2207. Arcade and Attica Railroad
  2208. Arcadia (house)
  2209. Arcadia College
  2210. Arcadia Colored High School
  2211. Arcadia Free Public Library
  2212. Arcadia Historic District
  2213. Arcadia Mill No. 1
  2214. Arcadia Mill No. 2
  2215. Arcadia Plantation
  2216. Arcadia Round Barn
  2217. Arcadia Sawmill and Arcadia Cotton Mill
  2218. Arcadia, Tennessee
  2219. Arcadia–Beverly Hills Historic District
  2220. Arch Bridge (Bristol, Maine)
  2221. Arch Bridge from the Boonton Ironworks
  2222. Arch Creek Petroglyphs
  2223. Arch Creek, Florida
  2224. Arch Hurley Conservancy District Office Building
  2225. Arch Street Bridge
  2226. Arch Street Friends Meeting House
  2227. Arch Street Presbyterian Church
  2228. Arch and Ridge Streets Historic District
  2229. Arch in the Town of Marshall
  2230. Archaeological sites in North Haven, Maine
  2231. Archaeological sites in Petit Jean State Park
  2232. Archambault House
  2233. Archbishop Lamy's Chapel
  2234. Archbishop O'Hara High School
  2235. Archbishop Quigley Preparatory Seminary
  2236. Archbold Biological Station
  2237. Archeological Site 38CK1
  2238. Archeological Site 38CK44
  2239. Archeological Site 38CK45
  2240. Archeological Site 3NW79
  2241. Archeological Site 3PP141
  2242. Archeological Site 3PP142
  2243. Archeological Site 3PP614
  2244. Archeological Site 3YE958
  2245. Archeological Site 4 SLO 834
  2246. Archeological Site CA-INY-134
  2247. Archeological Site No. 121-52B
  2248. Archeological Site No. 121-52a
  2249. Archeological Site No. 121-59
  2250. Archeological Site No. 121-71
  2251. Archeological Site No. 122-4a
  2252. Archeological Site No. 133.7
  2253. Archeological Site No. 133.8
  2254. Archeological Site No. 142-12
  2255. Archeological Site No. 142-13
  2256. Archeological Site No. 142-14
  2257. Archeological Site No. 142-5
  2258. Archeological Site No. 142-6
  2259. Archeological Site No. 142-8
  2260. Archeological Site No. 143-12
  2261. Archeological Site No. 143-15
  2262. Archeological Site No. 143-16
  2263. Archeological Site No. 143-23
  2264. Archeological Site No. 143-5
  2265. Archeological Site No. 143-52
  2266. Archeological Site No. 143-53
  2267. Archeological Site No. 143-57
  2268. Archeological Site No. 143-79
  2269. Archeological Site No. 1LA102
  2270. Archeological Site No. 1WI50
  2271. Archeological Site No. 29-64
  2272. Archeological Site No. 39.1
  2273. Archeological Site No. 39HE331
  2274. Archeological Site No. 39MP3
  2275. Archeological Site No. 44JC308
  2276. Archeological Site No. 74-2
  2277. Archeological Site No. 7K F 4 and 23
  2278. Archeological Site No. AU-154
  2279. Archeological Site No. LA 54021
  2280. Archeological Site No. LA 54042
  2281. Archeological Site No. LA 54049
  2282. Archeological Site No. LA 54050
  2283. Archeological Sites at Kawela
  2284. Archer County Courthouse and Jail
  2285. Archer House Hotel
  2286. Archibald H. Davis Plantation
  2287. Archibald Henderson Law Office
  2288. Archibald M. Kennedy House
  2289. Archibald McAllister House
  2290. Archibald Mewborn House
  2291. Archibald Mill
  2292. Archibald Rogers Estate
  2293. Archibald Smith Plantation Home
  2294. Archibald Taylor House
  2295. Archibald Taylor Plantation House
  2296. Archibald-Adams House
  2297. Archibald-Vroom House
  2298. Archie Bray Foundation for the Ceramic Arts
  2299. Archie Creek Camp
  2300. Archie Larsen House
  2301. Archie Smith Wholesale Fish Company
  2302. Archie Teater Studio
  2303. Archie Webster House
  2304. Architects Building
  2305. Architects and Engineers Building
  2306. Architecture of Henry K. Holsman Historic Campus District
  2307. Archmere Academy
  2308. Archwood Avenue Historic District
  2309. Archwood Congregational Church
  2310. Arco Baptist Community Church
  2311. Arcola Carnegie Public Library
  2312. Arcola Elementary School
  2313. Arcola Mills
  2314. Arcola Presbyterian Church
  2315. Arcola Slave Quarters
  2316. Arctic (tug)
  2317. Arctic Building
  2318. Arctic Point Fire Lookout
  2319. Ard Eevin
  2320. Arden "Doc" Thomas House
  2321. Arden (Andover, Massachusetts)
  2322. Arden (estate)
  2323. Arden Park–East Boston Historic District
  2324. Arden, Delaware
  2325. Ardens Historic District
  2326. Ardenwood Historic Farm
  2327. Ardis Furnace
  2328. Ardmore Avenue station (Illinois)
  2329. Ardmore Carnegie Library
  2330. Ardmore Historic Commercial District
  2331. Ardmore Historic District
  2332. Ardoyne Plantation House
  2333. Ardsley Park–Chatham Crescent Historic District
  2334. Arecibo Light
  2335. Arecibo Observatory
  2336. Arena Cove Historic District
  2337. Arenas Bridge
  2338. Arendt Jensen House
  2339. Arendt Jensen Jr. House
  2340. Arendt–Seymour House
  2341. Argabrite House
  2342. Argent Apartments
  2343. Argenta Branch Library
  2344. Argenta Historic District
  2345. Argenta station
  2346. Argentine Carnegie Library
  2347. Argo Gold Mine and Mill
  2348. Argo Hotel
  2349. Argonaut Building
  2350. Argonne Building
  2351. Argos Downtown Historic District
  2352. Argos Izaak Walton League Historic District
  2353. Argyle (Houma, Louisiana)
  2354. Argyle Building (Kansas City, Missouri)
  2355. Argyle Flats
  2356. Ariaanje Coeymans House
  2357. Ariadne J. and Mary A. Borden House
  2358. Arista Cotton Mill Complex
  2359. Arista Hoge House
  2360. Aristocrat Motor Inn
  2361. Ariston Café
  2362. Arivaca Schoolhouse
  2363. Arizona Daily Star Building
  2364. Arizona Hotel (Tucson, Arizona)
  2365. Arizona Inn
  2366. Arizona Methodist Church
  2367. Arizona Pioneers' Home
  2368. Arizona Rancho
  2369. Arizona State Capitol
  2370. Arizona-Sonora Manufacturing Company Machine Shop
  2371. Arkadelphia Boy Scout Hut
  2372. Arkadelphia Commercial Historic District
  2373. Arkadelphia Confederate Monument
  2374. Arkadelphia station
  2375. Arkansas Bank & Trust Company
  2376. Arkansas Baptist College
  2377. Arkansas Christian College Administration Building
  2378. Arkansas City Commercial District
  2379. Arkansas City Commercial Historic District
  2380. Arkansas City Country Club site
  2381. Arkansas City High School (Arkansas)
  2382. Arkansas County Courthouse-Northern District
  2383. Arkansas County Courthouse-Southern District
  2384. Arkansas Highway 11
  2385. Arkansas Highway 2
  2386. Arkansas Highway 22
  2387. Arkansas Highway 51
  2388. Arkansas Highway 57 Bridge
  2389. Arkansas II
  2390. Arkansas Louisiana Gas Company Building
  2391. Arkansas National Guard Museum
  2392. Arkansas Ordnance Plant Guard House
  2393. Arkansas Post
  2394. Arkansas Power and Light Building
  2395. Arkansas Research and Test Station
  2396. Arkansas State Capitol
  2397. Arkansas Teachers Association Headquarters Building and Professional Services Building
  2398. Arkansas Tuberculosis Sanatorium Historic District
  2399. Arkansas Valley Lodge No. 21, Prince Hall Masons
  2400. Arkansas Valley National Bank
  2401. Arkoma School
  2402. Arkwright Bridge
  2403. Arlene Schnitzer Concert Hall
  2404. Arleta Branch Library
  2405. Arlington (CDP), Vermont
  2406. Arlington (Natchez, Mississippi)
  2407. Arlington (Westover, Maryland)
  2408. Arlington Antebellum Home & Gardens
  2409. Arlington Apartments (Waukesha, Wisconsin)
  2410. Arlington Archeological Site
  2411. Arlington Avenue Historic District
  2412. Arlington Branch Library and Fire Hall
  2413. Arlington Center Historic District
  2414. Arlington Club
  2415. Arlington Coal & Lumber
  2416. Arlington Forest Historic District
  2417. Arlington Gaslight Company
  2418. Arlington Green Covered Bridge
  2419. Arlington Heights Historic District
  2420. Arlington Hills Library
  2421. Arlington Hotel (Echo, Oregon)
  2422. Arlington Hotel (Narrowsburg, New York)
  2423. Arlington Hotel (Zanesville, Ohio)
  2424. Arlington House, The Robert E. Lee Memorial
  2425. Arlington Masonic Temple
  2426. Arlington Memorial Bridge
  2427. Arlington Mills Historic District
  2428. Arlington Municipal Airport (Washington)
  2429. Arlington National Cemetery
  2430. Arlington Park (Birmingham, Alabama)
  2431. Arlington Plantation (Lake Providence, Louisiana)
  2432. Arlington Plantation House (Franklin, Louisiana)
  2433. Arlington Plantation House (Washington, Louisiana)
  2434. Arlington Pumping Station
  2435. Arlington Reservoir, Massachusetts
  2436. Arlington Ridge Park
  2437. Arlington Street Church
  2438. Arlington United Methodist Church
  2439. Arlington Village Historic District (Arlington, Virginia)
  2440. Arlington, Wyoming
  2441. Arlington–Basswood Historic District
  2442. Armada Road Multi-Family District
  2443. Armand Bayou Archeological District
  2444. Armco Park Mound I
  2445. Armco Park Mound II
  2446. Armed Forces Retirement Home
  2447. Armed Forces Retirement Home – Washington
  2448. Arminius Hotel
  2449. Armista Apartments
  2450. Armitage (Schriever, Louisiana)
  2451. Armitage Manufacturing Company
  2452. Armory Block
  2453. Armory Park Historic Residential District
  2454. Armory Square
  2455. Armory of the First Corps of Cadets
  2456. Armory of the Kentish Guards
  2457. Armory–Latisona Building
  2458. Armour & Co. Building
  2459. Armour Creameries Poultry House
  2460. Armour Historic District
  2461. Armour Square Park
  2462. Armour Theatre Building
  2463. Armour and Jacobson Building
  2464. Armour's Warehouse
  2465. Armour–Stiner House
  2466. Armsby Block
  2467. Armstead T. Johnson High School
  2468. Armstrong Chapel United Methodist Church
  2469. Armstrong Cork Company
  2470. Armstrong County Courthouse and Jail
  2471. Armstrong Creek Bridge
  2472. Armstrong Elementary School (Lynchburg, Virginia)
  2473. Armstrong Farm (Crane Township, Wyandot County, Ohio)
  2474. Armstrong House (Citra, Florida)
  2475. Armstrong House (Lumpkin, Georgia)
  2476. Armstrong House (North Adams, Massachusetts)
  2477. Armstrong House (Ripley, West Virginia)
  2478. Armstrong House-Allen Academy
  2479. Armstrong Knitting Factory
  2480. Armstrong Memorial Building
  2481. Armstrong Row
  2482. Armstrong Tunnel
  2483. Armstrong-Walker House
  2484. Army Medical Museum and Library
  2485. Army and Navy YMCA
  2486. Arna Wendell Bontemps House
  2487. Arndt Prune Dryer
  2488. Arnett-Fullen House
  2489. Arney's Mount Friends Meetinghouse and Burial Ground
  2490. Arneytown, New Jersey
  2491. Arnheim (Radford, Virginia)
  2492. Arnold Arboretum
  2493. Arnold Bakery
  2494. Arnold Homestead
  2495. Arnold Mills Historic District
  2496. Arnold Potter House
  2497. Arnold S. Naudain House
  2498. Arnold Springs Farmstead
  2499. Arnold Stevens House
  2500. Arnold and Gertrude Goss House
  2501. Arnold-Harrell House
  2502. Arnoldus Brumby House
  2503. Arnoldus Vander Horst House
  2504. Arnold–Palmer House
  2505. Arnold–Park Log Home
  2506. Arnot House
  2507. Aroostook County Courthouse and Jail
  2508. Aroostook County Historical and Art Museum
  2509. Arrawanna Bridge
  2510. Arrow Hotel
  2511. Arrow Rock Ferry Landing
  2512. Arrow Rock Historic District
  2513. Arrow Rock State Historic Site
  2514. Arrowhead (Charlottesville, Virginia)
  2515. Arrowhead (Herman Melville House)
  2516. Arrowhead Lodge
  2517. Arrowmont School of Arts and Crafts
  2518. Arrowrock Dam
  2519. Arrowston
  2520. Arroyo Grande IOOF Hall
  2521. Arroyo Hondo Pueblo
  2522. Arroyo Seco Parkway
  2523. Arsenal Courts Historic District
  2524. Arsenal Hill (Columbia, South Carolina)
  2525. Arsenal Middle School
  2526. Arsenal Technical High School
  2527. Art Annex
  2528. Art Building (Rocky Ford, Colorado)
  2529. Art Dettman Fishing Shanty
  2530. Art Gallery (University of Southern Maine)
  2531. Art Gallery Building
  2532. Art Scanlan House
  2533. Art Troutner Houses Historic District
  2534. Art and Frieda Maxwell Barn
  2535. Art's Auto
  2536. Artesian Water Co. Pumphouse and Wells
  2537. Arthur A. Smith Covered Bridge
  2538. Arthur Alden House
  2539. Arthur Ashe Boulevard
  2540. Arthur B. Cohn House
  2541. Arthur Barnwell House
  2542. Arthur C. Ziemer House
  2543. Arthur C. and Mary S.A. Nash House
  2544. Arthur D. Little Inc., Building
  2545. Arthur D. Silva Water Tank
  2546. Arthur D. and Emma J. Wyatt House
  2547. Arthur Dove
  2548. Arthur Ebeling House
  2549. Arthur F. Black House
  2550. Arthur F. Luke House
  2551. Arthur Foss
  2552. Arthur G. Pomeroy House
  2553. Arthur Goodson House
  2554. Arthur H. Compton House
  2555. Arthur H. Russell House
  2556. Arthur Heurtley House
  2557. Arthur Hewes House
  2558. Arthur Hillyer Ford House
  2559. Arthur J. Dunham House
  2560. Arthur Jordan Memorial Hall
  2561. Arthur L. Mann Memorial Library
  2562. Arthur Lakes Log House
  2563. Arthur Larkin House
  2564. Arthur M. Burroughs House
  2565. Arthur M. Parker House
  2566. Arthur Miller House
  2567. Arthur Monroe Free House
  2568. Arthur Perkins House
  2569. Arthur Provost Three-Decker
  2570. Arthur R. Hoard House
  2571. Arthur Raycraft House
  2572. Arthur Silliman House
  2573. Arthur Simmons Stables Historic District
  2574. Arthur Tavern
  2575. Arthur Taylor House (Moab, Utah)
  2576. Arthur VanderSys House
  2577. Arthur W. Hoofman House
  2578. Arthur W. Moore House
  2579. Arthur W. Woodson House
  2580. Arthur W. and Chloe B. Cole House
  2581. Arthur Walrath House
  2582. Arthur Williams Homestead, Feed Storage Shed
  2583. Arthur and Edith Lee House
  2584. Arthur and Ellen Colgan House
  2585. Arthur and Lyn Chivvis House
  2586. Arthur and Mona Hofmann House
  2587. Arthurdale, West Virginia
  2588. Arthur–Leonard Historic District
  2589. Arthyde Stone House
  2590. Artillery Company of Newport
  2591. Artillery Park
  2592. Artisan's House
  2593. Arts and Industries Building
  2594. Arturo Angel House
  2595. Artz House
  2596. Arundel Cove Archaeological Site
  2597. Arvada Flour Mill
  2598. Arvine Heights Historic District
  2599. Arvine and Elizabeth W. White House
  2600. Arvon Block
  2601. Arvon Township Hall
  2602. Arvondor Apartments
  2603. Arvonia School
  2604. Arzberger site
  2605. As Sombreru Pillboxes
  2606. Asa Bates Memorial Chapel
  2607. Asa Biggs House and Site
  2608. Asa Ellis House
  2609. Asa Gillett House
  2610. Asa Gray House
  2611. Asa Hanson Block
  2612. Asa Johnston Farmhouse
  2613. Asa Lincoln House
  2614. Asa Locke House
  2615. Asa M. Cook House
  2616. Asa May House (Capps, Florida)
  2617. Asa May House (West Fairlee, Vermont)
  2618. Asa Morse Farm
  2619. Asa Packer Mansion
  2620. Asa Sanger House
  2621. Asa Stower House
  2622. Asa Walton House
  2623. Asa Waters Mansion
  2624. Asa White House
  2625. Asa Wilson House
  2626. Asa and Caroline Wing House
  2627. Asa and Sylvester Abbot House
  2628. Asahel Green Farm
  2629. Asahel Kidder House
  2630. Asahel Warner House
  2631. Asan Invasion Beach
  2632. Asan Ridge Battle Area
  2633. Asbury Grove
  2634. Asbury Historic District
  2635. Asbury House
  2636. Asbury Methodist Church (Raynham, North Carolina)
  2637. Asbury Methodist Episcopal Church (Allen, Maryland)
  2638. Asbury Park Convention Hall
  2639. Asbury Park, New Jersey
  2640. Asbury United Methodist Church (Chattanooga, Tennessee)
  2641. Asbury United Methodist Church (Chesterfield, New Hampshire)
  2642. Asbury United Methodist Church (Knoxville, Tennessee)
  2643. Asbury United Methodist Church (Washington, D.C.)
  2644. Asbury United Methodist Church and Bethel Chapel and Cemetery
  2645. Ascension Episcopal Church (Cove, Oregon)
  2646. Ascension of Our Lord Catholic Church
  2647. Ascension of Our Lord Chapel
  2648. Ascension-Caproni Historic District
  2649. Ascutney Mill Dam
  2650. Ash Hill (Maryland)
  2651. Ash Hollow State Historical Park
  2652. Ash Mountain Entrance Sign
  2653. Ash Park Historic District
  2654. Ash Street Historic District
  2655. Ash Street School (Manchester, New Hampshire)
  2656. Ash Street School (Worcester, Massachusetts)
  2657. Ash Street-Sycamore Creek Bridge
  2658. Ashantilly
  2659. Ashbel Smith Building
  2660. Ashbel Woodward House
  2661. Ashburn Hall
  2662. Ashburn Presbyterian Church
  2663. Ashburnham Center Historic District
  2664. Ashburton House
  2665. Ashby (Ladoga, Indiana)
  2666. Ashby Apartments
  2667. Ashby Manor Historic District
  2668. Ashby Street Car Barn
  2669. Ashcrest Farm
  2670. Ashcroft (Geneva, New York)
  2671. Ashcroft, Colorado
  2672. Ashcroft-Merrill Historic District
  2673. Ashdown Commercial Historic District
  2674. Ashdown station
  2675. Ashe Cottage
  2676. Ashe County Courthouse
  2677. Asheboro Hosiery Mills and Cranford Furniture Company Complex
  2678. Ashelford Hall
  2679. Asher Brand Residence
  2680. Asher Morton Farmstead
  2681. Asher W. Bizzell House
  2682. Asher and Mary Isabelle Richardson House
  2683. Asheville City Hall
  2684. Asheville High School
  2685. Asheville School
  2686. Asheville Transfer and Storage Company Building
  2687. Asheville station
  2688. Ashfield Plain Historic District
  2689. Ashford Academy
  2690. Ashford Mansion
  2691. Ashford station (Alabama)
  2692. Ashfork-Bainbridge Steel Dam
  2693. Ashland (Ashland, North Carolina)
  2694. Ashland (Henderson, North Carolina)
  2695. Ashland (Henry Clay estate)
  2696. Ashland Avenue Baptist Church
  2697. Ashland Cemetery
  2698. Ashland Commercial Historic District
  2699. Ashland Company Store
  2700. Ashland County Courthouse (Ohio)
  2701. Ashland County Courthouse (Wisconsin)
  2702. Ashland Covered Bridge
  2703. Ashland Dam and Spillway
  2704. Ashland Downtown Historic District
  2705. Ashland Elementary School (Kansas)
  2706. Ashland Farm
  2707. Ashland Gristmill and Dam
  2708. Ashland Harbor Breakwater Light
  2709. Ashland Historic District
  2710. Ashland Home
  2711. Ashland Junior High School
  2712. Ashland Masonic Lodge Building
  2713. Ashland Mill Tenement
  2714. Ashland Oregon National Guard Armory
  2715. Ashland Park
  2716. Ashland Place Historic District (Mobile, Alabama)
  2717. Ashland Place Historic District (Phoenix, Arizona)
  2718. Ashland Plantation
  2719. Ashland Public Library (Ashland, Nebraska)
  2720. Ashland Springs Hotel
  2721. Ashland Town Hall
  2722. Ashland Town House
  2723. Ashland UDC Jefferson Davis Highway Marker
  2724. Ashland Union Station
  2725. Ashland station (New Hampshire)
  2726. Ashland station (Soo Line)
  2727. Ashlar Hall
  2728. Ashlawn
  2729. Ashleigh (Delaplane, Virginia)
  2730. Ashley Hall Plantation
  2731. Ashley House (Fall River, Massachusetts)
  2732. Ashley Jewish Homesteaders Cemetery
  2733. Ashley Planes
  2734. Ashley River Historic District
  2735. Ashley and Bailey Company Silk Mill
  2736. Ashley and Bailey Silk Mill
  2737. Ashley-Alexander House
  2738. Ashley-Willis House
  2739. Ashokan Bridge
  2740. Ashokan Center
  2741. Ashpole Presbyterian Church
  2742. Ashtabula (Pendleton, South Carolina)
  2743. Ashtabula County Courthouse Group
  2744. Ashtabula Harbor Light
  2745. Ashtabula Harbour Commercial District
  2746. Ashtabula lift bridge
  2747. Ashton Heights Historic District
  2748. Ashton Historic District (Cumberland, Rhode Island)
  2749. Ashton Historic District (Port Penn, Delaware)
  2750. Ashton House (Syracuse, New York)
  2751. Ashton Villa
  2752. Ashton-Hursh House
  2753. Ashton–Driggs House
  2754. Ashuelot Covered Bridge
  2755. Ashville Historic District (Ashville, Alabama)
  2756. Ashville Historic District (Marshall, Virginia)
  2757. Ashville station
  2758. Ashwood Avenue Historic District
  2759. Ashwood School Gymnasium and Auditorium
  2760. Ashwood School, Virginia
  2761. Ashworth Archaeological Site
  2762. Ashworth Brothers Mill
  2763. Ashworth and Jones Factory
  2764. Ashworth-Remillard House
  2765. Asia School
  2766. Asie Swan House
  2767. Asilo De Pobres
  2768. Asilomar Conference Grounds
  2769. Aslak Lie Cabin
  2770. Aspen City Hall
  2771. Aspen Community Church
  2772. Aspen Grove Cemetery (Burlington, Iowa)
  2773. Aspen Hall (Martinsburg, West Virginia)
  2774. Aspen Hall (Pittsboro, North Carolina)
  2775. Aspen Hill (Charles Town, West Virginia)
  2776. Aspen Lawn
  2777. Aspendale (Kenton)
  2778. Aspenvale Cemetery
  2779. Aspetuck, Connecticut
  2780. Asphodel Plantation
  2781. Assateague Beach Coast Guard Station
  2782. Assateague Light
  2783. Assay Office (Boise, Idaho)
  2784. Assembly Hall (Washington, Mississippi)
  2785. Asser Levy Recreation Center
  2786. Assington (Sherborn, Massachusetts)
  2787. Assinins, Michigan
  2788. Associate Reformed Presbyterian Church (Little Rock, Arkansas)
  2789. Association Residence Nursing Home
  2790. Association of Exempt Firemen Building
  2791. Assonet, Massachusetts
  2792. Assumption Greek Orthodox Church
  2793. Assumption School (Saint Paul, Minnesota)
  2794. Assumption Seminary
  2795. Assumption of the Blessed Virgin Mary Church
  2796. Assumption of the Blessed Virgin Mary Parish Historic District
  2797. Assyrian Muslim Cemetery
  2798. Astialakwa
  2799. Aston Inn
  2800. Astor Fur Warehouse
  2801. Astor Historic District
  2802. Astor Home for Children
  2803. Astor House (Golden, Colorado)
  2804. Astor Place station
  2805. Astor on the Lake
  2806. Astoria Center of Israel
  2807. Astoria City Hall (old)
  2808. Astoria Column
  2809. Astoria Elks Building
  2810. Astoria Fire House No. 2
  2811. Astoria Marine Construction Company
  2812. Astoria Victory Monument
  2813. Astoria Wharf and Warehouse Company
  2814. Astral Apartments
  2815. Astrodome
  2816. Astronomical Observatory (University of Illinois Urbana-Champaign)
  2817. Asylum Avenue District
  2818. Atalaya Castle (US)
  2819. Atanik
  2820. Atantano Shrine
  2821. Atascadero Printery
  2822. Atascosa County Courthouse
  2823. Atauloma Girls School
  2824. Atchison A. Ashby House
  2825. Atchison County Courthouse (Kansas)
  2826. Atchison County Memorial Building
  2827. Atchison Village, Richmond, California
  2828. Atchison, Topeka and Santa Fe Passenger and Freight Complex Historic District
  2829. Atchison, Topeka and Santa Fe Railway Depot (Magdalena, New Mexico)
  2830. Atchison, Topeka, and Santa Fe Pratt Truss Bridge
  2831. Atchison, Topeka, and Santa Fe Railroad Depot (Los Lunas, New Mexico)
  2832. Athenaeum (Alexandria, Virginia)
  2833. Athenaeum (Tennessee)
  2834. Athenaeum Press
  2835. Athenaeum of Philadelphia
  2836. Athens County Infirmary
  2837. Athens Courthouse Square Commercial Historic District
  2838. Athens Downtown Historic District
  2839. Athens Governmental Buildings
  2840. Athens Historic District (Athens, Pennsylvania)
  2841. Athens Lower Village Historic District
  2842. Athens Lunatic Asylum
  2843. Athens State Hospital Cow Barn
  2844. Athens State University
  2845. Athens station (Ohio)
  2846. Athens, Kentucky
  2847. Athenwood and the Thomas W. Wood Studio
  2848. Athenæum (Das Deutsche Haus)
  2849. Atherton Bridge
  2850. Atherton Farmstead
  2851. Atherton House
  2852. Athletic Club of Columbus
  2853. Athletic Park Band Shell
  2854. Athol (Edenton, North Carolina)
  2855. Athol (Henderson, Maryland)
  2856. Atka B-24D Liberator
  2857. Atkins Commercial Historic District
  2858. Atkins High School (North Carolina)
  2859. Atkins Park
  2860. Atkins and Smith House
  2861. Atkins station
  2862. Atkins-Johnson Farmhouse Property
  2863. Atkinson Academy
  2864. Atkinson Building
  2865. Atkinson County Courthouse
  2866. Atkinson Hall (Geneseo, Illinois)
  2867. Atkinson Hall, Georgia College
  2868. Atkinson House (Rutherford, California)
  2869. Atkinson Memorial Presbyterian Church
  2870. Atkinson Road Bridge
  2871. Atkinson-Koskinen Site
  2872. Atkinson-Smith House
  2873. Atkins–Carter House
  2874. Atlanta Biltmore Hotel and Biltmore Apartments
  2875. Atlanta City Hall
  2876. Atlanta Cyclorama & Civil War Museum
  2877. Atlanta First United Methodist Church
  2878. Atlanta Historic District
  2879. Atlanta Public Library (Atlanta, Illinois)
  2880. Atlanta Ranger Station
  2881. Atlantic Avenue–Barclays Center station
  2882. Atlantic Bank and Trust Company Building
  2883. Atlantic City Mercantile
  2884. Atlantic Coast Line 1504
  2885. Atlantic Coast Line Railroad Commercial and Industrial Historic District
  2886. Atlantic Coast Line Railroad Depot (Conway, South Carolina)
  2887. Atlantic Gas Station
  2888. Atlantic Greyhound Bus Terminal
  2889. Atlantic Heights Development
  2890. Atlantic High School (Iowa)
  2891. Atlantic Hotel (Missoula, Montana)
  2892. Atlantic Motor Company
  2893. Atlantic and North Carolina Railroad Freight Depot
  2894. Atlanticville Historic District
  2895. Atlas Block
  2896. Atlas Building
  2897. Atlas Grange Hall
  2898. Atlas Life Building
  2899. Atlas Performing Arts Center
  2900. Atlas Theatre
  2901. Atmore Commercial Historic District
  2902. Atoka Historic District
  2903. Atsion, New Jersey
  2904. Attalla Downtown Historic District
  2905. Attica Downtown Historic District
  2906. Attica Main Street Historic District
  2907. Attica Market and Main Historic District
  2908. Attleboro station (Massachusetts)
  2909. Attleborough Falls Gasholder Building
  2910. Attleborough Falls Historic District
  2911. Attmore–Oliver House
  2912. Attoway R. Davis Home
  2913. Attu Island
  2914. Attucks High School
  2915. Attucks School
  2916. Attucks Theatre
  2917. Attwood-Hopson House
  2918. Atwater Congregational Church
  2919. Atwater Manufacturing Company
  2920. Atwater-Linton House
  2921. Atwater-Stone House
  2922. Atwood Campus Center
  2923. Atwood–Higgins Historic District
  2924. Au Sable Light
  2925. AuSable Chasm Bridge
  2926. Aubertine Building
  2927. Aubrey R. Watzek House
  2928. Auburn (Bowling Green, Virginia)
  2929. Auburn (Brandy Station, Virginia)
  2930. Auburn (Natchez, Mississippi)
  2931. Auburn Battlefield
  2932. Auburn Button Works and Logan Silk Mills
  2933. Auburn City Hall
  2934. Auburn City Hall and Fire House
  2935. Auburn Commercial Historic District
  2936. Auburn Community Mausoleum
  2937. Auburn Cord Duesenberg Automobile Museum
  2938. Auburn Fire House No. 1
  2939. Auburn Fire House No. 2
  2940. Auburn Gresham Bungalow Historic District
  2941. Auburn House (Towson, Maryland)
  2942. Auburn Masonic Temple (Auburn, California)
  2943. Auburn Masonic Temple (Auburn, Washington)
  2944. Auburn Mills Historic District
  2945. Auburn Post Office
  2946. Auburn Public Library (California)
  2947. Auburn Public Library (Maine)
  2948. Auburn Public Library (Washington)
  2949. Auburn United States Post Office
  2950. Auburn University Chapel
  2951. Auburn University Historic District
  2952. Auburndale Citrus Growers Association Packing House
  2953. Auburndale City Hall
  2954. Auburn–Harpswell Association Historic District
  2955. Auchentoroly Terrace Historic District
  2956. Auchumpkee Creek Covered Bridge
  2957. Auclair–Button Farmstead
  2958. Audenried Cottage
  2959. Audiffred Building
  2960. Auditorium (Torrance High School)
  2961. Auditorium Building
  2962. Auditorium and Music Hall
  2963. Audrain County Courthouse
  2964. Audrey Geisel University House
  2965. Audubon (Scott County, Kentucky)
  2966. Audubon Center of the North Woods
  2967. Audubon County Court House
  2968. Audubon County Home Historic District
  2969. Audubon Park, Kentucky
  2970. Audubon Place Historic District
  2971. Audubon Plantation
  2972. Audubon State Historic Site
  2973. Audubon Terrace
  2974. Audubon Trolley Station
  2975. Aue Stagecoach Inn
  2976. Auerbacher Home
  2977. Auglaize County Courthouse
  2978. Augspurger Grist Mill
  2979. Augspurger Paper Company Rowhouse 1
  2980. Augspurger Paper Company Rowhouse 2
  2981. Augspurger Schoolhouse
  2982. August Bepler House
  2983. August Beresheim House
  2984. August Cornelius Larson House
  2985. August Draize Farmstead
  2986. August F. Martzahn House
  2987. August F. Poehler House
  2988. August G. and Theresa Green House
  2989. August H. Bergman House
  2990. August H.J. and Justena Lange Farmstead Historic District
  2991. August Holver Hilton House
  2992. August Kuehn House
  2993. August Nus Polygonal Barn
  2994. August Olson House
  2995. August Schell Brewing Company
  2996. August Sehrt House
  2997. August Sommer House
  2998. August W. Derleth House
  2999. August Westphal Farmstead
  3000. August Wilson House
  3001. August Zeppenfeld House
  3002. August and Amalia Shivelbine House
  3003. August and Eliza Fuermann Jr. House
  3004. August and Vera Luedtke Barn
  3005. Augusta Apartment Building
  3006. Augusta Canal
  3007. Augusta College Historic Buildings
  3008. Augusta Commercial Historic District
  3009. Augusta Cotton Exchange Building
  3010. Augusta County Courthouse
  3011. Augusta County Training School
  3012. Augusta Downtown Historic District
  3013. Augusta Electrical Generating Plant
  3014. Augusta Harmonie Verein
  3015. Augusta Memorial Park
  3016. Augusta Mental Health Institute
  3017. Augusta Military Academy
  3018. Augusta Presbyterian Church
  3019. Augusta Savage House and Studio
  3020. Augusta Sledge House
  3021. Augusta Stone Church
  3022. Augusta Theater
  3023. Augustana Academy
  3024. Augustana Lutheran Church (Sioux City, Iowa)
  3025. Augustana Swedish Lutheran Church
  3026. Augustana University
  3027. Augustine Beach Hotel
  3028. Augustine Hansell House
  3029. Augustine Paper Mill
  3030. Augustus A. Smith House
  3031. Augustus B. Patton House
  3032. Augustus Caesar Dodge House
  3033. Augustus Fanno Farmhouse
  3034. Augustus Frisbie House
  3035. Augustus Garland House
  3036. Augustus Howland House
  3037. Augustus J. Oakes House
  3038. Augustus Lilly House
  3039. Augustus Lutheran Church
  3040. Augustus M. Garrison House
  3041. Augustus Post House
  3042. Augustus S. Tyron House
  3043. Augustus Sander House
  3044. Augustus and Augusta Gerhart House
  3045. Augustus and Elizabeth (Huntsberger) Bauman House
  3046. Augustus and Laura Blaisdell House
  3047. Auld Mound
  3048. Auld Public Library
  3049. Auld-McCobb House
  3050. Auldbrass Plantation
  3051. Aullwood House and Garden
  3052. Ault Store
  3053. Aultman House
  3054. Ault–Weygandt Farm
  3055. Aumic House
  3056. Aunty Green Hotel
  3057. Auraria 9th Street Historic District
  3058. Aurland United Norwegian Lutheran Church
  3059. Aurora (Spencer, Virginia)
  3060. Aurora Apartment Hotel
  3061. Aurora Bridge
  3062. Aurora Center Historic District
  3063. Aurora City Hall
  3064. Aurora Colony
  3065. Aurora County Courthouse
  3066. Aurora Elks Lodge No. 705
  3067. Aurora Highlands Historic District
  3068. Aurora Hotel (Worcester, Massachusetts)
  3069. Aurora Public Library (Indiana)
  3070. Aurora Steam Grist Mill
  3071. Aurora University
  3072. Aurora Village–Wells College Historic District
  3073. Aurora station (Ohio)
  3074. Aurora, Nevada
  3075. Ausable Club
  3076. Ausadie Building
  3077. Ausenbaugh–McElhenny House
  3078. Austerlitz (Oscar, Louisiana)
  3079. Austin Brown House
  3080. Austin Brown Mound
  3081. Austin Cemetery
  3082. Austin Central Fire Station 1
  3083. Austin City Hall (Austin, Nevada)
  3084. Austin Daily Tribune Building
  3085. Austin Dam failure (Pennsylvania)
  3086. Austin F. Williams Carriagehouse and House
  3087. Austin Farm Road Agricultural Area
  3088. Austin H. and Frankie A. Dwight Summer House
  3089. Austin Hall (Harvard University)
  3090. Austin Hall (Ohio Wesleyan University)
  3091. Austin Hewitt Home
  3092. Austin Historic District (Austin, Nevada)
  3093. Austin Historic District (Chicago, Illinois)
  3094. Austin History Center
  3095. Austin House (Sarasota, Florida)
  3096. Austin Masonic and Odd Fellows Hall
  3097. Austin Methodist Church
  3098. Austin North House
  3099. Austin Pangburn House
  3100. Austin State Hospital
  3101. Austin Town Hall Park
  3102. Austin and Northwestern Railroad Historic District-Fairland to Llano
  3103. Austin, Nichols and Company Warehouse
  3104. Austintown Log House
  3105. Austin–Magie Farm and Mill District
  3106. Austin–McDonald House
  3107. Austin–Whittemore House
  3108. Auto Coach Building
  3109. Auto Freight Transport Building of Oregon and Washington
  3110. Auto Hotel Building
  3111. Auto Rest Garage
  3112. Autocar Sales and Service Building
  3113. Autograph Rock Historic District
  3114. Automatic Electric Company Building
  3115. Automobile Alley (Oklahoma City, Oklahoma)
  3116. Automobile Alley Historic District (Mobile, Alabama)
  3117. Automobile Club of Buffalo
  3118. Automotive Historic District
  3119. Autrey House
  3120. Autun (West Whiteland Township, Pennsylvania)
  3121. Ava Ranger Station Historic District
  3122. Ava Town Hall
  3123. Avalon (New Windsor, Maryland)
  3124. Avalon Life Saving Station
  3125. Avalon Music
  3126. Avalon Theater (Larimore, North Dakota)
  3127. Avalon Theatre (Washington, D.C.)
  3128. Avanell Wright House
  3129. Avant House (Andalusia, Alabama)
  3130. Avant House (Mashpee, Massachusetts)
  3131. Avant's Cities Service Station
  3132. Ave Maria Grotto
  3133. Avelan Apartments
  3134. Avenel (Bedford, Virginia)
  3135. Avenel Cooperative Housing Project
  3136. Aventine Hall
  3137. Avenue U station (BMT Sea Beach Line)
  3138. Averasboro Battlefield Historic District
  3139. Averitt House (Mount Pleasant, Miller County, Arkansas)
  3140. Averitt-Herod House
  3141. Averitt-Winchester House
  3142. Avero House
  3143. Avery Avenue Historic District
  3144. Avery Avenue School
  3145. Avery Clark House
  3146. Avery Coonley School
  3147. Avery County Courthouse
  3148. Avery County Jail
  3149. Avery Farmhouse
  3150. Avery Homestead
  3151. Avery House (Fort Collins, Colorado)
  3152. Avery House (Griswold, Connecticut)
  3153. Avery Island (Louisiana)
  3154. Avery Point Light
  3155. Avery Road–Galien River Bridge
  3156. Avery Russell House
  3157. Avery Street Historic District
  3158. Avery station
  3159. Avery's Rest Site
  3160. Avery–Helm Historic District
  3161. Avery–Hunter House
  3162. Aviary (Lynchburg, Virginia)
  3163. Aviary at the Houston Zoo
  3164. Avilla, Missouri
  3165. Avirett–Stephens Plantation
  3166. Avoca (Altavista, Virginia)
  3167. Avoca Lodge
  3168. Avon Apartments
  3169. Avon Congregational Church
  3170. Avon Five Arch Bridge
  3171. Avon Hill Historic District
  3172. Avon Inn
  3173. Avon Isle
  3174. Avon Park Historic District
  3175. Avondale (Westminster, Maryland)
  3176. Avondale Historic District (Alexander City, Alabama)
  3177. Avondale Mill
  3178. Avondale Mill Historic District
  3179. Avondale Park Historic District
  3180. Avondale Plantation Home
  3181. Avoyelles High School
  3182. Awatovi Ruins
  3183. Awbury Historic District
  3184. Ax Billy Department Store
  3185. Axel Bohman House
  3186. Axel Johnson Ranch
  3187. Axel Nixon House
  3188. Axford-Coffin Farm
  3189. Aycock Birthplace
  3190. Aycock House
  3191. Aycrigg Mansion
  3192. Ayden Historic District
  3193. Ayer Main Street Historic District
  3194. Ayer Public Library (Delavan, Illinois)
  3195. Ayers Bank Building
  3196. Ayers House (Lewistown, Montana)
  3197. Ayers-Allen House
  3198. Ayer–Shea House
  3199. Aylesworth Apartments
  3200. Aynesworth–Wright House
  3201. Ayr Mount
  3202. Ayres Hall
  3203. Ayres L. Bramble House
  3204. Ayrshire Apartments
  3205. Azalea Court Apartments
  3206. Azariah Newton House
  3207. Aztalan State Park
  3208. Aztec Hotel
  3209. Aztec Main Street Historic District
  3210. Aztec Motel
  3211. Aztec Motor Company Building
  3212. Aztec Ruins Administration Building-Museum
  3213. Aztec Ruins National Monument
  3214. Aztec Theatre (San Antonio)
  3215. Azteca Theater (Fresno, California)
  3216. Azure Mountain Fire Observation Station
  3217. Azurest South
  3218. Azusa Civic Center