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.
World's Most Expensive Yachts. World's Most Expensive Yachts. The yacht is one of the ultimate toys of the rich. Click through to check out some of the world's most incredible - and expensive - yachts. View Gallery Next.