Icon Of The Seas Cruise Ship 2025. The biggest thing to ever hit cruising is coming in january 2025, when royal caribbean’s icon of the seas —which will be the largest cruise ship in the world —will debut to passengers for. Onboard, guests will find the largest waterpark and ice rink at sea, new neighborhoods to.

The largest ship in the world represents a new class for the cruise line, with a number of firsts: The cruise line is adding to its fleet of megaships , but they have drawn.