Royal Caribbean Ultimate World Cruise 2025. When can i book shore excursions for the ultimate world cruise or one of the four ultimate cruise segments? 7, 2025, the cruise line would host an ultimate world cruise reunion on serenade of the seas, the ship that hosted the epic event.
Royal caribbean has yet to announce details about a 2025 or 2026 world cruise. America, antarctica, asia, the south pacific, and the capitals of culture.