High Quality Content by WIKIPEDIA articles! The Four Seasons Centre for the Performing Arts is a 2,071-seat theatre in Toronto, Ontario, Canada which had its grand opening Wednesday, June 14, 2006. The first actual performance however, commenced in September 2006 with the first Canadian production of Richard Wagner`s Der Ring Des Nibelungen. The theatre, designed by Jack Diamond, is at the southeast corner of University Avenue and Queen Street West, across from Osgoode Hall. The land on which it is located was a gift from the Government of Ontario.