The most expensive yacht in the world - Octopus (52 photos)
The yacht of Paul Allen, one of the founders of Microsoft.
It costs $200 million, is 126.8 meters long, and has a crew of 60, including former Navy SEALs. Octopus also has 2 helipads, 7 small boats and a 10-person submarine that can stay underwater for 2 weeks with a full crew on board.