Housed atop one of Park Avenue's finest prewar cooperatives is a marvel of Modern architecture. Created with the finest craftsmanship to house a notable art collection, this thirteen-room triplex penthouse has the enviable pre-war scaled rooms, high ceilings, wood-burning fireplace, and paneled library all delivered with a chic and sleek contemporary renovation. A gracious gallery opens to the large light filled living room which features a double height ceiling, wood-burning fireplace and open views. The paneled library can be accessed by either the living room or gallery. A chic powder room is tucked behind the modern staircase. Just past the stairs is the formal dining room. The dining room opens to a spacious, top-of-the-line chef's kitchen with state of the art appliances. A large/private home office completes this level. All of the entertaining rooms have an abundance of wall space, and museum grade lighting, perfect for an art collector. The stunning Primary Suite occupies the entire top floor and is surrounded by a private wrap around terrace with open city views. It features a gorgeous spa like bath and a large, customized walk-in closet. The four additional bedrooms are generous in scale and each have an ensuite bath; they are located on the second level along with a staff room and expansive laundry room which can be accessed off a secondary hallway with additional back stairs.