While a single basement ... such large portions of the house sit underground. We decided to take a look inside some luxury bunkers to see what all the fuss is about. All the plans we've included ...

Sure, you can add a ping-pong table and a mini-fridge to a basement and call it a day ... When designing the floor plan, she kept 50% for adults, 25% for the kids to play, and 25% for storage.