The world's wealthiest people often spend hundreds of millions, if not billions, on superyachts. Keep scrolling for the most expensive one!
Azzam
The $465 million Azzam yacht is supposedly owned by the Abu Dhabi royal family although that has never been confirmed. The yacht is also rumoured to have its own submarine with a missile defence system. The Azzam is the largest superyacht in the world, at 590 feet long.