Enjoy a guided tour through Vienna's State Opera and take a glimpse behind the scenes of the world's largest repertoire theatre.Discover many things that remain hidden from the evening audience: Listen to many interesting facts about the building’s history, its architecture, and how an opera house is run. See the foyer, and marvel at the grand staircase that you'll take to reach the state rooms. Here, admire the Tea Salon, the Marble Hall, the Schwind Foyer, and the Gustav Mahler Hall. Finally, reach the auditorium and look at the stage.