Claremont Hall
Morningside Heights, New York
555 West End Avenue
Upper West Side, New York
The Elisa
Chelsea, New York
660 Lexington Avenue Condos
Midtown East, New York
The Cortland
The Tower at Gramercy Square
Gramercy Park, New York
111 W 57
Theater District, New York
Ora
Williamsburg, Brooklyn
8 of the most ridiculously expensive home sales of 2015
Including the world's most expensive residential real estate transaction ever.