This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
Staatsoper Vienna . View of paintings in the Vienna State Opera Wandbilder Tanz und Mimik von Franz Dobyaschofsky und Michael Rieser Wandbild im Haupttreppenhaus in der Wiener Staatsoper Source Selfmade release it into the public domain own assumed Gryffindor Interior of the Vienna State Opera Michael Rieser