Worth: $50 million
The NYC penthouse of 15 Central Park West is a 5,417 sq. ft. 43 feet of Central Park frontage, which can be enjoyed out on the terrace or through the floor-to-ceiling windows that seem to be in every room, as well as a unique open fireplace in the living room, double sculptural spiral staircases, dual spa bathrooms and a sauna in the master bedroom, and top-of-the-line appliances. [Also, Read: 25 Business Ideas That Will Make You a Millionaire]
The building also features a sky-lit lap pool, fitness center, steam room, screening room, and private restaurant. However, with all these great features, the house was still sold in October for $50 million by its former owner, the English musician Sting.