Editing 1911 in architecture (section)

===Buildings opened===
[[File:Fagus Gropius Hauptgebaeude 200705 wiki front.jpg|thumb|[[Fagus Factory]] at [[Alfeld]], Germany]]
[[File:Radnice nová (Staré Město) Mariánské nám..jpg|thumb|[[New City Hall (Prague)]], Czech Republic]]
[[File:SM Wrocław Ofiar Oświęcimskich 38-40 ID 599147.jpg|thumb|''Geschäftshaus Junkernstraße'' by [[Hans Poelzig]], Breslau/[[Wrocław]], 1911]]
* [[May 23]] – [[New York Public Library Main Branch]], designed by [[Carrère and Hastings]].
* [[September 12]] – [[Theatro Municipal (São Paulo)]], designed by [[Ramos de Azevedo]].
* c. September – [[Altare della Patria]] (''Monumento Nazionale a Vittorio Emanuele II'') in Rome, designed by [[Giuseppe Sacconi]] (died [[1905 in architecture|1905]]) in [[1884 in architecture|1884]] inaugurated; it will not be completed until [[1925 in architecture|1925]].