National Theatre Munich Tourist attraction in München, Germany

Reference:Luidger / CC-BY-SA-3.0
Reference:Paola Gospodnetich / CC BY-NC-ND 2.0
Map gps coordinates: 48.139444, 11.579444
Address: Max-Joseph-Platz 2, 80539 München, Germany

After grave difficulties in rehearsal, Tristan und Isolde premiered at the National Theatre Munich on 10 June 1865, the first Richard Wagner opera premiere in almost 15 years. 

Source: Wikipedia