Hotchkiss also has a 615-seat proscenium theater called Walker Auditorium. McKenna Theatre is a fully equipped proscenium theatre seating 366. It houses an 800-seat theatre with the second largest proscenium arched stage in Victoria. The centre was redeveloped with a 525-seat proscenium theatre. The proscenium consisted of two stories with ornately decorated niches to the sides. It was doing both proscenium and Street theatre. The audience is usually separated from the performers by the proscenium arch. When it is done in a conventional proscenium theatre production it feels shoe-horned in. Within the school is a 709-seat proscenium theater. The proscenium arch was outlined with climb-ready scaffolding. In dance history, the use of the proscenium arch has affected dance in different ways. The set amply filled even the gigantic proscenium of Radio City Music Hall. Coppola insisted on building sets to add to the artificiality of the proscenium. Above the proscenium is an untitled bronze sculpture by Mary Callery. The height of the proscenium opening was .