Name: Al Mirqab
Value: $250 million*

Al Mirqab is currently owned by Hamad bin Jassim bin Jaber Al Thani, who is the former Prime Minister of Qatar and the current Foreign Minister for the country. Al Mirqab is one of the largest yachts ever built, rivaling only Microsoft founder Paul Allen’s Octopus for the title.

Al Mirqab is 437 feet long, made of steel. It was made at Peters Schiffbau Wewelsfleth, a German shipyard. It requires a crew of 55 to man, and it launched in 2008. Amenities include an indoor/outdoor swimming pool, outside jacuzzi, cinema, outside bars, helicopter launch pads, and tons of places to sunbathe.