Mystery Lake, Pound Ridge, NY, US
A house in a wooded location on Mystery Lake. It has floor-to-ceiling windows and there is a a funicular railway ride to the waterfront boat house. 5 beds, 7 baths, 2 receps, basement, guest house, pool, terraces, garden, 20 acres. £2.8m Houlihan Lawrence 020-7467 5330.