Seabourn, the leader in ultra-luxury cruising and expedition travel, has announced a new program of immersive itineraries available on Seabourn Quest as the ship explores Australia & New Zealand, the South Pacific, Hawaii and the Panama Canal from December 2025 to April 2026. Seabourn Quest will sail a total of 22 itineraries with 46 destinations in 13 countries, including a new series of 10-day voyages sailing roundtrip from Papeete (Tahiti) that provide a full immersion in French Polynesia.