A number of large cruise lines operate Alaska cruises including Princess, Holland America Line, Royal Caribbean International, Celebrity Cruises, Carnival Cruise Lines, Norwegian Cruise Line, Regent Seven Seas Cruises, Silversea Cruises and Crystal Cruises.
There are also a number of smaller 'explorer' type cruise lines operating in Alaskan waters including Cruise West, Majestic America Line, Clipper Cruise Line, Glacier Bay Tours and Cruises, Lindblad Expeditions and World Explorer Cruises.
