Key facts about John McCain:   * Republican nominee for the 2008 US presidential election.  * Has an IQ of 133  * Almost flunked out of the Naval Academy, graduating in tâ¦he bottom 0.5% of his class.
$4.8 BILLION: The History Supreme was made with solid gold and is the most expensive yacht in the world. It was reportedly sold to an anonymous Malaysian businessman in 2011. It comes with a glass-covered atrium for dining.
The world's most expensive RV. The world's most expensive RV The world's most expensive RV. If you happen to have a few million dollars lying around and are looking to hit the open road for a National Lampoon-style road trip, or just to evade the IRS, you're going to want to check out Marchi Mobile's eleMMent Palazzo. This rolling mansion is the world's most expensive RV clocking in at around $3 million. And it includes everything from a wireless command center and retractable rooftop deck to a master bedroom with kitchen and bar area.