Residence 21 at 520 West 28th Street is a rarely available distinctive three-bedroom home with three and a half baths across 2,924 square feet. Residence 21 is sun drenched with south, east, and west exposures and two spacious private balconies. Meticulously designed by world-renowned Zaha Hadid Architects, this one of a kind 39-unit residence incorporates her signature design vision of complex curvilinear geometric motifs. Located directly on the High Line in West Chelsea, the building's unique hand-rubbed metal facade and floor-to-ceiling glass walls offers an expansive and extraordinary living space and lifestyle. Residence 21 is a perfectly proportioned home that is built for any lifestyle. The Great Room measures 26'-0" x 25'.0" with curved windows that mimics the exterior design. A separate family room connects to an open and spacious kitchen designed by Zaha Hadid in collaboration with Boffi that boasts a sculptural marble-clad island and Gaggenau appliances. The bright corner master suite features a windowed bathroom with a dramatic black marble feature wall and free-standing bathtub. The MBR includes a large walk-in closet and convenient access to a private balcony. The residence includes a powder room, a full utility room, and a dedicated service entrance. Featured throughout the residence are beautiful hardwood floors, oversized motorized windows, soaring ceiling heights up to 10'7", and wall paneling with opalescent finishing. All residences have access to a full suite of curated amenities including a full-time concierge, doorman, Luxury Attach lifestyle services and hand-delivered mail. Leisure amenities include New York City's first private IMAX theater and an entertainment suite that can host guests both indoor and outdoor. The wellness level features a 75-foot sky-lit saline system swimming pool, fully-equipped fitness center, reversible private spa suite complete with a sauna, steam room, whirlpool spa, cold plunge bath, waterfall showers and massage beds. Additional features include automated robotic parking and storage vaults with a private viewing room.