United States Florida North America	edit Forty Fathom Grotto Also known as 40 Fathom Grotto, 40 Fathoms, Forty Fathoms LOG A DIVE

Water Spring (Fresh water) Features Cave, Cavern, Clay Depth 19.1 m (avg) 73.2 m (max) Diver Level All Divers

Calm fresh water, all year round. Plenty of open water area for those who prefer staying out of cavern spaces.
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