Editing 1850 in architecture (section)

===Buildings completed===
[[File:Salle de lecture Bibliotheque Sainte-Genevieve n03.jpg|thumb|[[Sainte-Geneviève Library]] reading room]]
* [[Bratsberg Church]], Trondheim, Norway.<ref>{{cite web|url=http://www.strindahistorielag.no/wiki/index.php?title=Bratsberg_kirke|title=Bratsberg kirke|language=Norwegian|access-date=2011-04-15|publisher=Strinda historielag}}</ref>
* [[Hillsgrove Covered Bridge]], Pennsylvania, USA.<ref>{{cite web|url=https://www.dot7.state.pa.us/ce/SelectWelcome.asp|title=Pennsylvania Cultural Resources Geographic Information System|publisher=[[Pennsylvania Historical and Museum Commission]]; [[Pennsylvania Department of Transportation]]|format=Searchable database|access-date=2011-01-12|archive-date=2007-07-21|archive-url=https://web.archive.org/web/20070721014609/https://www.dot7.state.pa.us/ce/SelectWelcome.asp|url-status=dead}}</ref>
* [[Britannia Bridge]] in North Wales, engineered by [[Robert Stephenson]], is opened.
* [[Newcastle railway station]] in the north-east of England, designed by [[John Dobson (architect)|John Dobson]], is opened.<ref>{{cite book|first1=Gordon|last1=Biddle|last2=Nock|first2=Oswald|authorlink2=Oswald Nock|title=The Railway Heritage of Britain|location=London|publisher=Michael Joseph|year=1983|isbn=0-7181-2355-7}}</ref>
* [[Sainte-Geneviève Library]] in [[Paris]], designed by [[Henri Labrouste]], is completed, the first major public building with an exposed [[Cast-iron architecture|cast-iron frame]].<ref>{{cite book|first1=Marvin|last1=Trachtenberg|first2=Isabelle|last2=Hyman|title=Architecture: from Prehistory to Post-Modernism – the Western tradition|location=London|publisher=Academy Editions|year=1986|isbn=0-85670-899-2|page=478}}</ref>
* [[Château de Boursault]], France, designed by [[Jean-Jacques Arveuf-Fransquin]].
* [[Peckforton Castle]], England, designed by [[Anthony Salvin]].
* [[Vĩnh Tràng Temple]], [[Mỹ Tho]], Vietnam.<ref>{{cite web|url=http://www.buddhismtoday.com/viet/pgvn/chua/002-danhlamnuocviet3.htm|language=Vietnamese|title=Các chùa Nam Bộ|author=Võ Văn Tường|publisher=[[Buddhism Today]]|access-date=2008-05-30}}</ref>