Welcome to Ann Arbor's Largest Night Club. Cavern Club is located in the catacombs of this historic one time brewery & mill of 26,000 square feet & is host to the best live bands in Metro Detroit.Millennium Club & Gotham City are on the main floor where DJ's spin & music videos play on multiple video screens. Discover Circus Bar & Billiards on the Third Floor. Your favorite team on the big screens & always free pool & jukebox at Circus. Visit us for drink specials that can't be beat!