This magnificent sun-filled apartment offers the rare opportunity to own a prewar Park Avenue duplex with incredible outdoor space in a white-glove, full-service building. A third floor family sunroom is surrounded by a large newly renovated roof garden, offering a seldom found oasis in Manhattan. A private elevator landing serves as the entrance to this beautiful and unique 5 bedroom apartment, with corner living room, dining room, library with fireplace, and large eat-in kitchen. The master bedroom suite offers two full baths, abundant closet space, and the option for a bedroom or private study. There are 3 additional bedrooms and a separate staff room with bath. High ceilings, central air conditioning, custom closets and cabinetry, abundant light, and beautiful architectural details complete this spectacular property.