The AbyssCourtesy of Royal Caribbean International

Take the plunge, if you dare! At 10 stories high, Harmony of the Seas’ Ultimate Abyss is not only the tallest slide at sea, but an epic adventure not for the faint of heart.

 

At 10 stories high, Harmony of the Seas' Ultimate Abyss is not only the tallest slide at sea but also an amazing engineering feat. Get an inside look into the construction process with the manufacturing team as well as the world’s only thrill engineer. Hear what makes Royal Caribbean’s Ultimate Abyss such an epic adventure.
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