The Penthouse nightclub in Las Vegas is the latest mega-club to follow the "bigger is better" credo of newer Vegas nightclubs. Housed in a 40,000-square-foot building, the Penthouse Club features an 18,000-square-foot nightclub with three stages, VIP room, a full bar and a unique sports bar and gaming room. Attached to the Penthouse Club is its very own 3,500-square foot sports bar with three pool tables. The sports bar features eight big-screen TVs.