Sydney Opera House, Bennelong Point, Sydney. Monday, 3pm and 7pm.Tickets: $48-$120. Bookings: (02) 9250 7777 or online. Duration: 2hr and 20min, with interval. Until December 29. Biographica This world premiere by the Sydney Chamber Opera tells the story of the life of renaissance polymath Gerolamo Cardano. It features Renaissance-inspired music by composer Mary Finsterer and is directed by Janice Muller.