Introducing a once-in-a-generation opportunity to own a “Glass House” in the sky. This stunning architecturally significant Duplex residence was masterfully designed by the world-renowned architectural firm Kohn Pedersen Fox, who are also the lead architects for One Vanderbilt, Hudson Yards, Floral Court and Covent Garden in London, 712 Fifth Avenue and many other significant projects. Residence 35/36E offers over 150 ft. of continuous windows combined over two floors. This brilliantly designed approximately 4,200 sq. foot corner Cooperative home is distinguished by grandly scaled rooms, 9-foot ceilings, and panoramic city and East River views from all rooms. The beautifully flowing Public Rooms are connected to the private Bedroom floor by an internal Elevator and sculptured floating Staircase. The stunning custom millwork in Tiger Maple Wood frames the windows, custom doors, cabinetry and built-ins creating a unified and balanced sense of space. LOWER LEVEL: Enter through a large dramatic Foyer and Gallery that is highlighted by a Shoji glass wall. A vast corner Living Room is anchored by a Wood Burning Fireplace. The enfilade layout of the primary floor continues with double-door entry into the oversized Formal Dining Room, with direct and protected views of the East River and beyond. The grand Living Room opens into a Library/ private Guest Suite, and features double pocket doors, and Library / Office shelving. The custom built Eat-In Kitchen is outfitted with a Viking Range and Oven along with a stainless-steel Sub-Zero Refrigerator. A built-in breakfast bar is positioned adjacent to the southern wall of windows, providing views of eight blocks of the green and verdant United Nations Gardens and East River. Adjacent to the Kitchen is a Laundry Area with washer and dryer, Butler’s Pantry with wine cooler, and Service Entrance. This wing also offers a large Bedroom with en-suite Bathroom. A Powder Room with a custom double vanity completes the entertainment and public space on the main floor. UPPER LEVEL: Upon ascending to the second floor, enter an oversized landing, affording access to 3 large-scale Bedroom Suites. The corner, expansive Primary Bedroom measures 30 feet and custom Closets. The Primary Suite is designed with access to an adjacent Dressing Room/Bedroom. The Primary Bedroom also features a double-vanity Bathroom with a jacuzzi and shower. A third Bedroom has an en-suite Bath, walk-in closets and stunning views, both day and night. The second-floor landing boasts an oversized Luggage Room that can double as a second Laundry Room. Additional features of this home include custom recessed lighting, hardwood flooring, multiple zoned Central Air Conditioning, electric window shades, and eighteen out-fitted closets throughout. A Storage Room transfers with the apartment. This exceptional architecturally significant residence strikes a sophisticated balance for both grand entertaining and comfortable living. 870 United Nations Plaza was designed by master architects Harrison & Abramovitz and is one of the world’s most iconic residences. This architecturally prestigious luxury Cooperative has the longest private Driveway in the city which leads to a grand triple-height Lobby. 53 staff members provide residents with 24 hr service and security. Superb amenities are on-site Management Office, new Fitness Center, Pilates Studio, Private Residents Club 39 – a Lounge with Kitchen and entertainment rooms, 2 Conference Rooms, Golf Simulator, Billiards Room, in-house Dry Cleaning Service, Rooftop Sun Decks and Garage. Pets are welcome. Apartments may be purchased in a Qualified Personal Residential Trust. Foreign buyers welcome with USA based assets. 75% Financing Permitted. Maintenance: $11,246.84/m. Utilities: $2,836.39/m (includes electric, gas, water, basic cable & internet). Window Washing: $107.92/m. 3% Flip Tax paid by buyer.