Literally named Mega Mansion, It's an eight-bedroom, 15,802-square-foot, spec house from French billionaire Jean ... and in 2006 built their first 15 luxury villas outside France, in St. Barts.

An ultra-exclusive private island escape in French ... island luxury and exclusivity — and I had to see it for myself. Finally, my family of four got the chance to stay in a one-bedroom villa ...