Kirche am Steinhof
Hütteldorf, Austria · built 1907
Kirche am Steinhof, also called the Church of St. Leopold, is the Roman Catholic oratory of the Otto-Wagner-Spital in the area of Steinhof in Vienna, Austria. The building, designed by Otto Wagner, is considered one of the most important Art Nouveau churches in the world.
Church data from Wikidata (CC0). Summary from Wikipedia (CC BY-SA).