The Volksoper Wien has announced its 2021-22 season featuring ballet, opera, operetta, and musicals. For the purposes of this article we will only include the opera and operetta performances. New Productions  Hans Graf conducts a new production of Strauss’ “Der Rosenkavalier“ in a new production by Josef Ernst Köpplinge. Jacquelyn Wagner stars as the Marschallin alongside Stefan Cerny, Emma Sventelius, {…}