Personal submarines, infinity pool cinemas, on board race tracks and floating beach clubs - the best luxury yachts offer far more than sunbathing decks and comfortable seating. We look at 20 of the most impressive boats and concepts in the world.
With a reported price tag of $4.5bn paid by a Malaysian businessman in 2011 the British-designed boat is comfortably the most expensive yacht ever sold. Adorned with 100 tons of gold the History Supreme has platinum covered sleeping quarters, a statue made from the bones of a tyrannosaurus rex dinosaur and stone walls made using meteors from space. Work was completed by jeweller Stuart Hughes.