https://www.opera-online.com/de/items Hänsel und Gretel - Royal Opera ... Royal Opera House - Covent ...
https://www.opera-online.com/de/items Marnie - English National Opera ... English National Opera., 2017
https://www.opera-online.com/de/items Rise and Fall of the City of Mah... Royal Opera House - Covent ...
https://www.opera-online.com/de/items Die Zauberflöte - Royal Opera Ho... Royal Opera House - Covent ...
https://www.opera-online.com/de/items Rigoletto - Royal Opera House (2... Royal Opera House - Covent ...
https://www.opera-online.com/de/items Die Zauberflöte - Royal Opera Ho... Royal Opera House - Covent ...