 | Abraham Manee HouseOrt · New York | unbekannt | Public domain | Original ↗ |
 | Abraham StaalmanpleinOrt · Amsterdam | Eriksw | CC BY-SA 3.0 | Original ↗ |
 | Abrams HouseOrt · Little Rock | Valis55 | CC BY-SA 3.0 | Original ↗ |
 | Absalom Fowler HouseOrt · Little Rock | Valis55 | CC BY-SA 3.0 | Original ↗ |
 | Absolute II CondosOrt · Mississauga | Sarbjit Bahga | CC BY-SA 4.0 | Original ↗ |
| Absolute TowersOrt · Mississauga | Sarbjit Bahga | CC BY-SA 4.0 | Original ↗ |
| Absolute World IVOrt · Mississauga | Sarbjit Bahga | CC BY-SA 4.0 | Original ↗ |
 | Abwasser und Siel-MuseumOrt · Hamburg | Michail Jungierek | CC BY-SA 3.0 | Original ↗ |
 | Academy GalleryOrt · Florenz | Francesco Bini | CC BY-SA 4.0 | Original ↗ |
 | Academy Museum of Motion PicturesOrt · Los Angeles | Carol M. Highsmith | Public domain | Original ↗ |
 | Acadia ApartmentsOrt · Montreal | MTLskyline | CC BY-SA 3.0 | Original ↗ |
 | Acadia at Metropolitan ParkOrt · Washington | Rainclaw7 | CC BY-SA 4.0 | Original ↗ |
 | A.C. Amici Museo Terza ArmataOrt · Padua | Malcanton | CC BY-SA 4.0 | Original ↗ |
 | A casa di GOrt · Ravenna | Superchilum | CC BY-SA 4.0 | Original ↗ |
 | Accademia Nazionale dei LinceiOrt · Rom | Jordiferrer | CC BY-SA 4.0 | Original ↗ |
 | Acceptance StreetOrt · New York | GK tramrunner229 | CC BY-SA 3.0 | Original ↗ |
 | Acclimatisation Society gardens, LawntonOrt · Brisbane | Heritage branch staff | CC BY 3.0 | Original ↗ |
 | Acetaia ComunaleOrt · Modena | Vitold Muratov | CC BY-SA 3.0 | Original ↗ |
 | Achebergsgaran 34Ort · Göteborg | Raphael Saulus | Public domain | Original ↗ |
 | Acheson HouseOrt · Edinburgh | kim traynor | CC BY-SA 2.0 | Original ↗ |
 | AchtersikkelOrt · Gent | EmDee | CC BY-SA 4.0 | Original ↗ |
 | A. Conger Goodyear HouseOrt · Oyster Bay | Ezra Stoller | CC BY 4.0 | Original ↗ |
 | Acqua ApartmentsOrt · Portland | Ian Poellet | CC BY-SA 3.0 | Original ↗ |
 | Acquedotto Anio vetusOrt · Rom | Coldeel | CC BY-SA 3.0 | Original ↗ |
 | Acquedotto AugusteoOrt · Neapel | Tremej | CC BY-SA 4.0 | Original ↗ |
 | Acquedotto MarcioOrt · Rom | Livioandronico2013 | CC BY-SA 4.0 | Original ↗ |
 | Acquedotto medievale di SalernoOrt · Salerno | M2m | CC BY-SA 3.0 | Original ↗ |
 | Acron AthensOrt · Athen | C messier | CC BY-SA 4.0 | Original ↗ |
 | Acropolis ApartmentOrt · Athen | Yair-haklai | CC BY-SA 4.0 | Original ↗ |
 | Acropolis Research CenterOrt · Athen | Jan M | CC BY-SA 3.0 | Original ↗ |
 | Acton, LondonOrt · London | Patche99z | Public domain | Original ↗ |
 | Actons LockOrt · London | Nissarana | CC BY-SA 3.0 | Original ↗ |
 | Actur-Rey FernandoOrt · Saragossa | Ajzh2074 | CC BY-SA 4.0 | Original ↗ |
 | Acueducto de AmanielOrt · Madrid | Benjamín Núñez González | CC BY-SA 4.0 | Original ↗ |
 | Acueducto de ChapultepecOrt · Mexiko-Stadt | Martiktoluca | CC BY-SA 3.0 | Original ↗ |
 | Adair TowerOrt · London | Edwardx | CC BY-SA 3.0 | Original ↗ |
 | A'DAM LookoutOrt · Amsterdam | Marion Golsteijn | CC BY-SA 3.0 | Original ↗ |
 | Adam Mickiewicz MonumentOrt · Lwiw | unbekannt | CC BY-SA 3.0 | Original ↗ |
 | Adam Mickiewicz Monument, KrakówOrt · Krakau | Ingo Mehling | CC BY-SA 4.0 | Original ↗ |
 | Adams Building, NottinghamOrt · Nottingham | Alan Murray-Rust | CC BY-SA 2.0 | Original ↗ |
 | Adams Express BuildingOrt · New York | Unknown authorUnknown author | Public domain | Original ↗ |
 | Adams MemorialOrt · Washington | Danvera | CC BY 3.0 | Original ↗ |
 | Adam Smith's Panmure HouseOrt · Edinburgh | Panmurehouse | CC BY-SA 4.0 | Original ↗ |
 | Ada Thompson Memorial HomeOrt · Little Rock | Valis55 | CC BY-SA 3.0 | Original ↗ |
 | Addison ApartmentsOrt · Charlotte | Crazyale | CC BY-SA 4.0 | Original ↗ |
| Addison ApartmentsOrt · Charlotte | Crazyale | CC BY-SA 4.0 | Original ↗ |
 | AdelaideanOrt · Adelaide | Luke848 | CC BY-SA 4.0 | Original ↗ |
| AdelaideanOrt · Adelaide | Luke848 | CC BY-SA 4.0 | Original ↗ |
 | Adelaide GaolOrt · Adelaide | Peripitus | Public domain | Original ↗ |
 | Adelaide Holocaust Museum and Steiner Education CentreOrt · Adelaide | Yu Chu Chin | CC BY-SA 4.0 | Original ↗ |
 | Adelaide HouseOrt · London | Tony Hisgett from Birmingham, UK | CC BY 2.0 | Original ↗ |
 | Adèle Mixology LoungeOrt · Rom | Robot8A | CC BY-SA 4.0 | Original ↗ |
 | AdelgundenstraßeOrt · München | Rufus46 | CC BY-SA 3.0 | Original ↗ |
 | Aderklaaer StraßeOrt · Wien | C.Stadler/Bwag | CC BY-SA 4.0 | Original ↗ |
 | ADI Design MuseumOrt · Mailand | DeLo 99 | CC BY-SA 4.0 | Original ↗ |
 | AdlerturmOrt · Dortmund | Weetwat at German Wikipedia | Public domain | Original ↗ |
 | Administracija i uprava Muzej SarajevaOrt · Sarajevo | Smooth_O (talk · contribs) | CC BY-SA 4.0 | Original ↗ |
 | Administration Building, Carnegie Institution of WashingtonOrt · Washington | AgnosticPreachersKid | CC BY-SA 3.0 | Original ↗ |
 | Administration Building, Treasure IslandOrt · San Francisco | BrokenSphere | CC BY-SA 4.0 | Original ↗ |
 | AdmiralOrt · Tallinn | Guillaume Speurt | CC BY-SA 2.0 | Original ↗ |
 | AdmiralOrt · Portland | Ian Poellet | CC BY-SA 4.0 | Original ↗ |
 | Admiral Arthur Phillip MemorialOrt · London | Acabashi | CC BY-SA 4.0 | Original ↗ |
 | Admiral David Glasgow Farragut GravesiteOrt · New York | Anthony22 | CC BY-SA 3.0 | Original ↗ |
 | Admiral David Glasgow Farragut MonumentOrt · New York | unbekannt | CC BY 2.5 | Original ↗ |
 | Admiral HouseOrt · Cardiff | Welshleprechaun | Public domain | Original ↗ |
 | AdmiralplatzOrt · Dortmund | Helfmann | CC BY-SA 3.0 | Original ↗ |
 | Admiral's HouseOrt · New York | Dmadeo | CC BY-SA 3.0 | Original ↗ |
 | Admiralty ArchOrt · London | Diliff | CC BY-SA 3.0 | Original ↗ |
 | Admiralty HouseOrt · London | Michael Coppins | CC BY-SA 4.0 | Original ↗ |
 | Admiral William BrownOrt · Dublin | Ivan Vučica | CC BY-SA 4.0 | Original ↗ |
 | Admission Day MonumentOrt · San Francisco | Another Believer | CC BY-SA 3.0 | Original ↗ |
 | Admonterhof GrazOrt · Graz | Andi oisn | CC BY 3.0 | Original ↗ |
 | Adolf Hölzel StiftungOrt · Stuttgart | OldSpeedz | CC BY-SA 4.0 | Original ↗ |
 | Adolf Muench HouseOrt · Saint Paul | Appraiser | CC BY-SA 4.0 | Original ↗ |
 | Adolph Diesterweg DenkmalOrt · Berlin | Chainwit | CC BY 4.0 | Original ↗ |
 | AdolphsplatzOrt · Hamburg | Bernhard Diener | CC BY-SA 4.0 | Original ↗ |
 | Adomo Mickevičiaus MuziejusOrt · Vilnius | Derbrauni | CC BY 4.0 | Original ↗ |
 | Adornes DomainOrt · Brügge | Marc Ryckaert | CC BY 3.0 | Original ↗ |
| AdornesmuseumOrt · Brügge | Marc Ryckaert | CC BY 3.0 | Original ↗ |
 | Aduana FronterizaOrt · Ciudad Juárez | NorthenPassPrinz | CC BY-SA 3.0 | Original ↗ |
 | Advance Thresher and Emerson-Newton Implement CompanyOrt · Minneapolis | McGhiever | CC BY-SA 4.0 | Original ↗ |
 | Adventski Photopoint Trg Republike HrvatskeOrt · Zagreb | Suradnik13 | CC BY-SA 3.0 | Original ↗ |
 | A. E. Burckhardt HouseOrt · Cincinnati | Nyttend | Public domain | Original ↗ |
 | Aecom Building - The Penton Media BuildingOrt · Cleveland | R. James Buehner | CC BY-SA 4.0 | Original ↗ |
 | ÆggepakkerietOrt · Aarhus | Fugit hora | CC BY-SA 4.0 | Original ↗ |
 | Aegi ApartmentsOrt · Hannover | Christian A. Schröder ( ChristianSchd ) | CC BY-SA 4.0 | Original ↗ |
 | AegnaOrt · Tallinn | Mait Metsur, aerofotod.ee | CC BY-SA 4.0 | Original ↗ |
 | AEG Turbine FactoryOrt · Berlin | rucativava | CC BY-SA 2.0 | Original ↗ |
 | Aelius Guest HouseOrt · Rom | Mikhail Malykh | CC BY 3.0 | Original ↗ |
 | Aelius Guest HouseOrt · Rom | Nicholas Frisardi | CC BY-SA 3.0 | Original ↗ |
 | Aelius Guest HouseOrt · Rom | Nicholas Gemini | CC BY-SA 3.0 | Original ↗ |
 | Aelius Guest HouseOrt · Rom | Nicholas Frisardi | CC BY-SA 3.0 | Original ↗ |
 | Aeolian Hall, LondonOrt · London | AnonymousUnknown author | Public domain | Original ↗ |
 | Aero Memorial World War IOrt · Philadelphia | Paul Manship | CC BY 2.0 | Original ↗ |
 | AeropagoOrt · Athen | ajbear AKA KiltBear | CC BY-SA 2.0 | Original ↗ |
 | AeroseumOrt · Göteborg | Lauri Väin from Tallinn, Estonia | CC BY 2.0 | Original ↗ |
 | Aero Space MuseumOrt · Calgary | User:Jaydec | CC BY-SA 3.0 | Original ↗ |
 | Aerospace Museum of CaliforniaOrt · Roseville | J.smith | CC BY-SA 3.0 | Original ↗ |
 | AerovilleOrt · London | Robin Webster | CC BY-SA 2.0 | Original ↗ |
 | A.F. Cappelli BlockOrt · Providence | John Phelan | CC BY-SA 3.0 | Original ↗ |