Pepsi Center is the main indoor sporting venue in Denver, Colorado. It's home to the Nuggets of the National Basketball League and the Colorado Avalanche of the National Hockey League. It's also the city's primary indoor concert arena. It currently seats about 19.5k fans for basketball and about 10% fewer for hockey. Located in the downtown area roughly between Coors Field and Mile High Stadium, the stadium opened in 1997. You can see it from above in this drone video by Blaze.