Royal Caribbean’s Oasis Of The Seas Is A Pioneer Among Megaships When it debuted in 2009, Oasis of the Seas was the first of its kind. Not only was it one of the largest cruise ships in the ...

UPDATED: August 10, 2024 at 12:20 PM EDT Once the world’s largest cruise ships, Royal Caribbean’s Allure of the Seas shined on its debut in 2010 on the heels of the original Oasis of the Seas.

Now the yet-to-be-named sister ship to the five existing Oasis-class ships as well as the under-construction Utopia of the Seas will be built at the Chantiers de l’Atlantique shipyard in St ...