Opernhaus am Zwinger - Credit: Wikimedia Commons
The (Opera house at the Zwinger) was a theatre in Dresden, Saxony, Germany, opened in 1719. The architect of the Zwinger, Matthäus Daniel Pöppelmann, was also responsible for the opera house situated next to its south-western pavilion. The building replaced the first opera house of Dresden, the Opernhaus am Taschenberg, which was transformed to a church. Read more on Wikipedia
Source: en.wikipedia.org