The giga-mansion also offers a huge ‘auto gallery’ that can showcase at least 30 cars, a 400-foot running track with a glass-walled view of the city, a gym, a spa, a full-service beauty salon (pictured), a library and numerous other billionaire-friendly amenities.
The ultimate entertaining pad, The One boasts a 40-seat movie theatre and a six-lane bowling alley. Coolest of all though is the huge indoor-outdoor nightclub, complete with a dance floor, perfect for hosting the most glittering A-list parties.