This spectacular penthouse has the truly rare combination of architectural integrity, incredible indoor/outdoor entertaining options, and a special location all in a first class boutique private building with pool, spa, IMAX and robotic parking. Designed inside and out by Dame Zaha Hadid, this three-level penthouse is united by a three-level sculptural stair alongside a private internal elevator. The roof level includes a 2000-square foot terrace wrapping around an interior lounge and pavilion, with views of the Chelsea skyline, The High Line and the Empire State Building, making it the perfect venue for cocktails for 100 or a relaxing Sunday at home. There is also potential to create a pool or hot tub on this level. The middle level hosts a 1250-square foot Great Room with walls of glass, views in three directions, private balcony and fireplace, in addition to a library/office and media room, windowed eat-in kitchen by Boffi with Gaggenau appliances, and an en-suite bedroom. The family level includes a luxurious master suite with its own balcony, generous dressing room and closet space, and dual master baths. Also present on this floor are three additional bedroom suites, utility room and wet bar. The level of interior detailing is remarkable on every level, including features such as 10-foot wide motorized windows, distinctive curved window detailing, sculptural kitchen islands, high ceilings and custom wall-paneling ready for your art collection. There is potential to combine the neighboring PH for a combined total of 11,121 sq.ft. interior with 3,892-square foot wrap terrace. Located directly on the High Line in West Chelsea - the center of New Yorks art world - 520 West 28th is just moments from Avenues School, Hudson River Park, the forthcoming Whole Foods, and the unique offering of cultural, shopping, dining and new parks at Hudson Yards. With only 39 residences, this boutique property features an incredible package of amenities and services in a private setting with two separate elevator banks and secure off-street entry through a drive-in garage. Leisure amenities include the City's first private IMAX theatre and entertaining suite with events terrace. The wellness level features a 75-foot sky lit swimming pool, fitness center, reservable private spa suite with sauna, steam room, whirlpool, cold plunge, waterfall showers and massage beds. Additional features include automated robotic parking and storage vaults with a private viewing room. Curated services include full-time concierge, doorman, Luxury Attach lifestyle services and hand-delivered mail. Exclusive marketing and sales agents: Related Sales & Corcoran Sunshine Marketing Group. The complete offering terms are in an offering plan available from the Sponsor. File No. CD14-0111. Sponsor: 28th Highline Associates, L.L.C., c/o The Related Companies, L.P., 60 Columbus Circle, New York, New York 10023