Horten divides her time between Vienna, Austria, and Tessin, Switzerland, when in Europe, and Lyford Cay in the Bahamas. Horten owns the Carinthia VII, a 315-foot yacht, and enjoys hunting and art collecting. Horten sold the 35.56 carat Wittelsbach Diamond that was formerly part of the crown jewels of Bavaria, for $24 million in 2008.