There are the most memorable hotel pools and even what people consider the "best" hotel pools , but what about the craziest hotel pools? We've seen the scariest (hello, glass bottomed and 24 stories up!) and even the largest , but what about the most insanely beautiful -- think infinity pools with sweeping views -- architectural or interesting?

Check out these 16 pools that take the cake.

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  • Marina Bay Sands, Singapore

    Warning: If you're at all terrified of heights, we suggest staying out of this pool. The <a href="">infinity pool</a>, 57 stories in the sky, offers insane views of Singapore below.

  • The Joule Dallas

    You'll feel as though you're swimming off the edge of the pool at the <a href="">Joule Dallas</a>. The heated rooftop pool extends 8 feet past the hotel, to give guests the impression they're swimming in the air.

  • Perivolas, Santorini

    Many believe that often-photographed infinity pool, with sweeping views off Santorini, is one of the best in the world.

  • Hotel du Cap Eden Roc

    Set along the coastline of Cap d'Antibes sits the famous (and famously celeb-heavy) Hotel du Cap Eden Roc. Even more fabulous? The hotel's pool that juts into the Sea below it.

  • The Standard, LA

    Set on the 12th floor of this downtown LA hotel, the L-shaped pool at <a href="">The Standard </a>offers sweeping views of the city below it--and a vibrant cocktail scene to boot.

  • Banyan Tree, Seychelles

    Located along Mahé Island, the <a href="">Banyan Tree </a>resort here has an infinity pool with an incredible view of the Indian Ocean.

  • Villa D'Este, Lake Como

    The pool at this <a href="">152-room hotel</a> juts out into Lake Como, offering insanely enticing views of the 28-mile lake that surrounds it.

  • Golden Nugget, Las Vegas

    Inside the Golden Nugget in Las Vegas sits a <a href="">year-round heated pool</a> that features a shark tank, a 3-story waterslide and private cabanas.

  • Library Hotel, Koh Samui

    Steps away from Chaweng beach sits the red pool at the <a href="">Library Hotel</a>. The dyed water matches the pool's tiles of yellow, red and orange.

  • San Alfonso del Mar, Chile

    Clocking in at nearly 20 acres, the man-made pool at the <a href="">San Alfonso del Mar Resort </a>is considered the <a href="">world's largest outdoor swimming pool</a>. The pool is larger than nearly 20 Olympic-size pools and holds a whopping 66 million gallons of water. It's so big that the hotel offers sailboats to cruise around in it.

  • Holiday Inn Shanghai

    A view...of below? This 30-meter glass bottom pool sits 24 stories in the sky meaning--you guessed it--that you literally feel like you're swimming in the air. Takes the cake of <a href="">world's scariest pool</a>, though, no?

  • Singita Grumeti Reserve, Tanzania

    In case you dream of watching wildlife from the comfort of an infinity pool, look no further than the <a href="">Singita Sasakwa Lodge</a>, where guests have uninterrupted views of the landscape below.

  • Park Hyatt Tokyo

    The Club on the Park spa at the <a href="">Park Hyatt Tokyo</a> sits on the hotel's 47th floor. Visitors can take in panoramic views of Tokyo and Mount Fuji thanks to the abundance of windows and glass roof.

  • Thompson Toronto

    Another city, another infinity pool, this one courtesy of the <a href="">Thompson Toronto</a>.

  • Ubud Hanging Gardens, Bali

    The <a href="">Ubud Hanging Gardens Bali</a>, owned by Orient Express, offers a myriad of tiered infinity pools with sweeping views of the rain forest below (plus, all rooms and suites have their own infinity pools).

  • W Hong Kong

    This may look harmless from here, but be forewarned: The infinity pool at the <a href="">W Hong Kong</a> sits 76 stories above ground, making it the <a href="">tallest pool in the city</a>.