Harmony of the Seas – Stretching 1,187 feet, Royal Caribbean's Harmony of the Seas will soon be the largest ship sailing the globe. Along with towering water slides are water cannons, a drench bucket, multi-platform jungle gym, two climbing walls, a zip line and ice skating rink.
Seabourns Encore – Carrying just 600 guests, this 12-level ship will have 300 opulent suites (each with a private veranda) and visits ports nestled in tight spots the big ships can't access. It begins sailing in December 2016, leaving port in Greece before making its way through the Middle East and Asia.
Ovation of the Seas – When it launches in April, the Ovation of the Seas will become Royal Caribbean's third Quantum class ship. Guests will get to experience the now famous robotic bartenders at the ship's Bionic Bar.
AIDAprima – The first ship to serve the German market on a year-round basis, AIDAprima will become the largest ship in the AIDA line when it starts cruising in April.
It will homeport in Hamburg, Germany and offer Western Europe itineraries.
Carnival Vista – The Carnival Vista launches in May 2016 in the Mediterranean then will homeport in Miami, Florida. Attractions will include a "SkyRide" -- the cruise industry's "first pedal-powered, aerial attraction."
Viking Sea – The Viking Sea is the primarily river-bound cruise line's second ocean cruiser. It's scheduled to make its first voyage in April 2016 from Istanbul and will continuously circle Europe.
MS Koningsdam – Holland America's ms Koningsdam, which will hold about 2,650 guests, departs Italy in April 2016 and will sail the Mediterranean. The ship's World Stage, pictured, will feature a 270-degree LED screen and host various musical and theatrical performances.
Regents Seven Seas Explorer – Regent's Seven Seas Explorer will carry just 750 passengers. An all-balcony luxury cruise ship, it's due to start sailing in in July 2016.