Ak-Chin Pavilion (originally the Desert Sky Pavilion) is an amphitheater located in Phoenix, Arizona, which seats 8,000 under a pavilion roof and an additional 12,000 on a hillside behind the main stands. It was originally known as Desert Sky Pavilion and opened on November 11, 1990. The current naming rights sponsor is the Ak-Chin Indian Community (the venue is not located on tribal land).