For sale: $15,000,000. A true masterpiece like no other on Oswego main lake. Basalt rock exterior w/copper clad windows, 2 waterfalls, 5 car garage. Elegant Venetian Plaster, Travertine & Walnut floors, soaring ceilings and expansive spaces, 4 stop elevator, full bar, movie lovers media room, large game & work out rooms, covered outdoor entertaining, infinity pool, two boat lifts with access from inside the home, 2 gated entries.