We bet you've worked real hard at making your apartment the coolest amongst your group of friends, but, it's hard to match the likes of this $49.5 million Tribeca penthouse in NYC. With 11,000 sq. ft. of living space (WTF!), and taking up the 4th, 5th and 6th floor of 144 Duane Street, this penthouse also includes a private gym and half basketball court. Hit the thumbs for a detailed look inside just another one of our NYC dream apartments. [WhuDat]