From a 600-foot expedition vessel to a 365-foot Versailles-inspired yacht, the list of the world’s largest private superyachts keeps getting longer. The 590-foot-long Azzam, owned by Sheikh ...

If you have $37 million burning a hole in your pocket, you can buy the yacht in 2018. 9. The Azzam yacht is the world's biggest private superyacht. No one knows the owner, but many speculate it is ...