11 coolest underwater hotels in the world
From Dubai to Sweden, these hotels (and hotel bars, spas, and restaurants) take sleeping with the fishes to a whole new below-sea level. Prepared to be wowed by deep blue and bright turquoise waters—all visible while you stay dry and comfortable.

Dubai: Atlantis, The PalmThe floor-to-ceiling windows in the underwater suites at Atlantic, the Palm look into the resort aquarium's Ambassador Lagoon, filled with 65,000 marine inhabitants.

Key West, Florida: Planet Ocean Underwater Hotel
The Planet Ocean Underwater Hotel, completely submerged 28 feet underwater and built to attract coral growth, received patent and trademark approval, giving it the go-ahead for construction.

Maldives: Ithaa Undersea Restaurant at Conrad Maldives Rangali IslandThe world's first all-glass undersea restaurant is located 16 feet below sea level at the Conrad Maldives Rangali Island Hotel. Ithaa serves caviar and Maldivian lobster—just a couple of the menu items to be enjoyed while taking in the 180-degree panoramic views of the water above you.
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