 Other prominent venues include St Lawrence Centre for the Performing Arts, Young Centre for the Performing Arts, Young People's Theatre, Imperial Oil Opera Theatre, and the Royal Conservatory of Music.Musical venues in Toronto include Roy Thomson Hall, home to Toronto Symphony Orchestra (TSO); the Toronto Centre for the Arts in North York; Sony Centre for the Performing Arts, (previously the Hummingbird Centre) and Massey Hall.The Canadian Opera Company built Canada's first purpose-built opera house, the Four Seasons Centre, which opened in 2006.