Absolutely stunning, David Adler designed duplex penthouse set atop one of the finest, vintage condominium buildings on Astor Street. Available for the first time in nearly 50 years, this 6 bedroom home boasts nearly 8000 square feet and features 3 separate private terraces with amazing city and lake views. The expansive living room, with parquet floors and original paneled walls, is nearly 800 sq ft and is perfect for entertaining. The elegant, light-filled and timeless dining room can comfortably seat 18 guests and adjoins one of the three lush terraces. The sophisticated library is perfect for hosting small gatherings. The kitchen includes custom cabinetry, a La Cornue range, upgraded appliances and a large working butler's pantry. The circular marble stairway leads to 5 large bedrooms on the second floor including a generous master suite with separate, oversized dressing areas and incredible closet space. Parking included within the building.