"Denver Performing Arts Complex Constructedacross four cityblocks around Denver 's original 1908 municipal auditorium, thesprawling 12-acre Performing Arts Complexnow contains 10venues under one roof. It’s the largest performing arts center under a single roof in the country, and it includes the historicEllie Caulkins Opera House (formerly a large part of the aforementioned municipal auditorium), the Buell Theater (also reincarnated from the onetime auditorium), and the Boettcher Concert Hall. It’s also home to the resident companies of the state symphony orchestra, the state ballet company, Opera Colorado , and the Denver Center for the Performing Arts. With all these venues and arts groups under one glass roof, several events happen nightly, including touring Broadway shows, concerts, dance performances, and more. Check the calendar and catch a show or take a guided tour."