Why settle for a game room when you can have an entertainment wing? This 11-bedroom home in Parker, Colo. (around 25 miles from the up-and-coming city of Denver) offers a whopping 45,212 square feet of living space, which means there’s room for every entertaining option under the sun. The aforementioned entertainment wing includes a heated swimming pool with a hot tub and steam rooms, a movie theater, a two-lane bowling alley, and—of course—a game room with ping-pong and billiards table as well as arcade games. If you prefer to dance the night away, head to the dance floor, which comes with its own stage. The home is on the market for $12.9 million.