The largest cruise ships in the world include Royal Caribbean's Symphony of the Seas, Allure of the Seas, and Harmony of the Seas as well as MSC Cruises' MSC Bellissima and MSC Meraviglia. Other large cruise ships include Carnival's Carnival Vista, Norwegian Cruise Line's Norwegian Bliss, and Princess Cruises' Sky Princess. These ships can accommodate thousands of passengers and offer a range of amenities, including dining options, entertainment, and recreation facilities. These cruise ships are operated by some of the world's leading cruise lines, including Royal Caribbean, MSC Cruises, Carnival, Norwegian Cruise Line, and Princess Cruises.