This majestic Muttontown mansion dates back to 1917, when was created for businessman David Dows and modeled after an English estate, complete with a staircase imported from England. Originally built on 97 acres, the house now sits on 5.25 acres. It has seven bedrooms and nine bathrooms. There is hand-carved molding throughout the house, as well as Belgian marble flooring, French windows and doors in each room, fireplaces with marble surroundings on the first floor and gardens. It is listed at $3.9 million with Prudential Douglas Elliman Real Estate, Locust Valley.