Extraordinary WATERFRONT Masterpiece offering the largest private dock overlooking Manhasset Harbor. The former weekend retreat of Tycoon, Diplomat and Philanthropist Jock Whitney, has been masterfully renovated as a one-of-a-kind Jewel, known as "The Whitney Boat House". This Gold Coast Mansion has Breathtaking Views & Captivating Sunsets from every room in the house - where you can also enjoy all the luxurious amenities such as your own private sandy beach, house elevator, whole house gas generator, putting green, indoor heated pool & spa, state-of-the-art gym, 2 bedroom guest cottage, and deep water dock. This home features new roof, siding, windows and dock, and the home is approx. 10, 000SF fully finished with a magnificent indoor/outdoor pool to fully enjoy the outdoors. This home is minutes from world-class shopping & restaurants, and is a direct train ride into Manhattan. Easy access to NYC by car or boat.