Wed, 07/19/2023 - 05:00 Tech Insider The Icon of the. Seas will have several firsts for Royal Caribbean, like the world's largest water park at sea and the first three-deck Ultimate Family Townhouse accommodation.Royal Caribbean Press Center Tags Transportation, Royal Caribbean, Icon of the Seas, Business Visual Features, Royal Caribbean Group, Cruise, Cruise Industry Source 7 features that make Royal Caribbean's $2 billion Icon of the Seas cruise ship …