Step into this extraordinary penthouse, featuring soaring 18-foot ceilings and 19 triple-height casement windows that frame captivating East River views. The striking centerpiece, a Chesneys Italian hand-carved Statuary Marble mantel adorns the wood-burning fireplace, which anchors the awe-inspiring great room. Unwind and entertain on the lower terrace, where cityscape views unfold from the UN southward along the East River. The gourmet kitchen is outfitted with Statuary Marble and Corian counters, a Barber Wilson faucet, and a Lacanche gas range imported from France. The den, originally a second bedroom, connects seamlessly to the kitchen and functions perfectly for casual entertaining. Abundant storage, including a wall of five organized closets plus a walk-in, ensures everything has a place in this adaptable space. Ascending to the second floor reveals a conveniently located laundry room adjacent to a windowed home office overlooking the great room with East River views. The primary suite offers a private sanctuary with a beautiful Statuary Marble bathroom and five closets, all outfitted with hanging space, drawers, and shelves, plus an additional walk-in for luggage, etc. The expansive private roof terrace is highlighted by pinnacles, parapets, and quatrefoils, perfectly setting the stage for sunny summer soirees and unforgettable evenings. Impeccably done by landscape architecture firm Harrison Green, the terrace has just undergone a complete renovation, including all new pavers and a full Local Law 11 update to all exterior walls of the building. Studio/Guest Suite, unit 2121, is located one floor below with a full kitchen, bathroom, and East River views. The Penthouse has all new ductless mini split AC systems and condensers. Erected in 1929, Windsor Tower is a white-glove cooperative located in the heart of the city. The building features a full-time doorman, a live-in resident manager, a 2,000-square-foot fitness center, a central laundry room, and bicycle/storage rooms. Studio/Guest Suite 2121, is under a separate stock and lease with 226 shares and a monthly maintenance of $1,081/month.