Don Juan Pond is a mysterious lake in Antarctica that contains so much calcium chloride, it doesn't freeze in subzero temperatures. When you buy through links on our articles, Future and its syndication partners may earn a commission. QUICK FACTS Name: Don Juan Pond Location: McMurdo Dry Valleys, Antarctica Coordinates: -77.5625, 161.1915 Why it's incredible: The lake's high sali... [3687 chars]
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