9 of the world's most extreme lakes

Check out the biggest, deepest, saltiest and all-around strangest bodies of water Earth has to offer.

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The saltiest body of water in the world

It may be small, but of all the world’s lakes that are hypersaline (extremely high in their salt content) Don Juan Pond in Antarctica is the saltiest. With more than 40 percent salinity, the lake never freezes — even at temperatures as low as -22 degrees Fahrenheit.

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