By

Ilyce Glink /

MoneyWatch/ December 17, 2012, 8:00 AM
Realtor.com

The courtyard features a 24K gold-lined pool with a 54-foot mosaic tile over it, as well as many museum-quality pieces scattered throughout. And if you don't want to live in such luxury alone, you could convert it into a hotel, complete with restaurant-style dining areas ready to go.