Guess the Opera House Part 2

Clue: Although best known for a phantom in the rafters, this opera house has been the stage for some of the most famous and influential opera and ballet premiers in the 19th and 20th centuries. Don't miss Chagall's amazing operatic mural.

Last Opera House Answer:

The National Theatre in Prague, where Janacek's 'Cunning Little Vixen' or 'Bistrouchka' makes frequent appearances.