 money news at 10 and 40 brought to you by penfed great rates for everyone the cruise ship industry is adapting to america's changing vacation patterns the ceo of royal caribbean tells cnbc more than half of their passengers are millennials or younger and that they're more interested in shorter cruises so newer ships are packing more amenities allowing the industry to charge more in fact the cruise industry is one of the few areas in travel and hospitality where prices continue to go up