1. Central Park West, New York $88,000,000
In 2012, the penthouse apartment on Central Park West in Manhattan was bought through a trust under the name of Ekatarina Rybolovleva, the daughter of the Russian billionaire Dmitry Rybolovlev. The 4-bedroom apartment has a wraparound terrace, windowed chef’s kitchen and a roof garden. It’s approximately 6,744 square feet with 4 1/2 baths and an oval-shaped master bedroom.