New tours, immersive enrichment and destination-inspired cuisine bring guests even closer to Alaska SEATTLE, April 23, 2026 /PRNewswire/ -- Holland America Line is ushering in its 2026 Alaska season starting April 25 with the arrival of Eurodam to the Port of Seattle. With more than 100 voyages across six ships this season departing three homeports, guests who embark on a cruise to the Great Land will find a lineup of extensive onboard programming, elevated culinary offerings and more than two dozen new sho ...