quality:corruption, structural:summarization
Music and arts

Ontario has a particularly prominent role in Canadian music. The provincial capital city of Toronto, Canada's largest municipality, In classical music, the Toronto Symphony Orchestra, and the National Arts Centre Orchestra are renowned internationally. Many smaller Ontario cities have orchestras of their own as well. The Canadian Opera Company, also based in Toronto, is the country's largest and most influential producer of opera productions. Other institutions in the province include the Royal Conservatory of Music, MuchMusic, National Ballet of Canada and concert venues such as Roy Thomson Hall, Massey Hall, the National Arts Centre, and the Four Seasons Centre.