
1) Opera house in Austria 2) Theatre in Vienna
Found on
https://www.crosswordclues.com/clue/bürgertheater

The Bürgertheater was a theatre in Vienna. The Wiener Bürgertheater was erected in 1905 in the Third District (3 Bezirk), at Vordere Zollamtsstraße 13. It was designed by the architects Franz von Krauss and Josef Tölk. The official opening took place on December 7, 1905, with the performance of Der alte Herr (The Old Man), by Beatrice Dvorsky ...
Found on
http://en.wikipedia.org/wiki/Bürgertheater
No exact match found.