Royal Caribbean’s Harmony of the Seas, sails into Southampton, UK, in 2016. The ship is set to receive upgrades as a part of the Royal Amplified program. (Courtesy of Royal Caribbean International) ...

ORLANDO, Fla. — Royal Caribbean is giving three of its ships face-lifts with revamped pool decks, new dining options and modernized amenities — including Port Canaveral-bound Harmony of the Seas.