5 Apartment Building Gyms Worthy of an Olympic Athlete

Featuring Victoria Ye's listing at 40 Mercer Street, SoHo; Deanna Kory and Carlin Wright's listing at 60 Riverside Blvd., Upper West Side; and Julie Brannan's listing at 15 Central Park West, Upper West Side, Manhattan:  http://www.brickunderground.com/Covet/A-gym-worthy-of-an-Olympic-athlete