Queen Elizabeth-class aircraft carriers are the largest and most advanced warships ever built for the royal navy. They will be known as the U.K’s flagships as they embark on many vital global deployments over the next 50 years. HMS Queen Elizabeth has already been accepted to the fleet. She is the largest and most powerful vessel ever constructed for the Royal Navy. This awe-inspiring warship can carry up to 40 aircraft, are 280 metres long with a four acre flight deck, displace 65,000 tonnes in weight and have a top speed of over 25 knots. They carry a crew of between 700 and 1,600 (when all 36 F-35s are on board) and these mighty ships also will carry 4 Merlin Helicopters.