The 20,000-square-foot Rococo-style mansion sits on 1.3 acres and features six bedrooms, 13 bathrooms, two kitchens, four fireplaces, a five-car garage, bowling alley, movie theater and elevator.

The Rococo Castle in Dornburg ... Known in German as the "Rokokoschloss," this mansion has a storied history. Duke Ernst August commissioned an Italian-style dwelling in the early 1700s.