Season 18, Episode 16 Springs Eternal: Florida's Fountain of Youth

First Aired: May 14, 2000

Divers Michael and Sherry Garmen explore uncharted underground channels along Florida's west coast. The Garmens descend some 150 feet beneath Earth's surface, swimming through what will become drinking water when it rises through the limestone aquifer above them. They're not alone---mussels live there, as do tiny organisms known ashydroids. How do they survive in the absence of energy from the sun? It's something in the murky water.

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  • Premiered: October 10, 1982
  • Rating: TV-G
  • User Rating:4.65 out of 5 (66 ratings)
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  • Premise: PBS's signature (and multi-award-winning) natural-history series uses gifted wildlife documentarians and stunning photography to reveal what its first host, Donald Johanson, called `the magic and mystery of the fascinating natural world.' The series has ga… (more)

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