The 1st many things...

When the Oasis of the Seas debut in December 2009, she was and is the world's largest cruise ship. It was also the most innovative cruise ship to date, featuring many cruise industry firsts.

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The Youth Zone – The children and teen areas on the Oasis of the Seas will be the largest at sea with close to 29,000 square feet dedicated to guests aged 17 and under. This ship will also feature Royal Caribbean’s first nursery for infants and toddlers.

Pools and Hot Tubs –The Pool and Sports Zone will stretch the length of the ship offering numerous pools and Jacuzzis. Along with the main pool, there will be a sports pool, an adult-only pool, and two FlowRider surfing simulators, too. There will be a dedicated infant and toddler pool set in the H20 Zone water park. In addition, the Aqua Theater pool will be 18 feet deep, the largest and deepest pool at sea.

Aqua Theater Pool – During the day, passengers can relax or lounge by the Aqua Theater Pool or even take a Scuba course. During the evenings, the pool will feature choreographed fountain shows with high diving and aerialist performances into the pool.

Adventure Ocean Theater – This will be the first children’s theatre at sea complete with a stage and curtains, audience seating and production equipment.

Teen Spa – A dedicated space in the Vitality Spa offers a menu of spa options for teenagers and tweens.

Zip-line – The Oasis of the Seas will feature the first zipline at sea, spanning 82 feet in length and suspended nine decks high.