The weekend kicks off with numerous companies performing some of Verdi’s timeless classics. There will also be Mozart, Wagner and some rare gems by Weill and Heggie. Check out what’s playing near you! Austria At the Vienna State Opera Puccini’s “Tosca” kicks off with Sae-Kyung Rim in the title role alongside Aleksandrs Antonenko and Marco Vratogna. On Saturday the company will {…}