Found on Elliman, this 9,000+ square foot, custom-crafted triplex is located in an old carriage house in Tribeca, New York City, USA. The luxury apartment offers six bedrooms, five and a half baths, a 45 foot lap pool and tons of Carrara marble in almost every room! Originally offered at $24.5 million back in 2009, the Marble House is still on the market for $17.5 million. Buy it now!