This Nantucket, MA mansion is situated high atop a cliff with spectacular views of Great Point, Nantucket Harbor. The house has 7 bedrooms, 9 full and 3 half bathrooms, formal living and dining rooms, gourmet kitchen, billiards room, media room, gym, wine cellar. For outdoors of the house it has an outdoor entertaining space with fireplace, a swimming pool and a guest cottage connected to the main house by underground passageway. Price? $19,995,000.