https://www.opera-online.com/de/items Boris Godunov - Pariser National... Opéra National de Paris - B...Boris Godunov - Opéra Natio...
https://www.opera-online.com/de/items Věc Makropulos - Opernhaus Paris... Opéra National de Paris - B...L'Affaire Makropoulos (Věc ...
https://www.opera-online.com/de/items Lady Macbeth de Mzensk - Royal O... Royal Ballet and Opera - Co...
https://www.opera-online.com/de/items Siegfried - Staatsoper Berlin (2... Staatsoper Unter den Linden...
https://www.opera-online.com/de/items Das Rheingold - Staatsoper Berli... Staatsoper Unter den Linden...
https://www.opera-online.com/de/items Siegfried - Gran Teatre del Lice... Gran Teatre del Liceu Barce...
https://www.opera-online.com/de/items Die Zauberflöte - Royal Opera Ho... Royal Ballet and Opera - Co...