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Blue Hole, Big Pine Key
(2.9/5 based on 320+ reviews on the web)
The Blue Hole is an attraction on the island of Big Pine Key in the Florida Keys. It is an abandoned rock quarry that was used for nearby road fills and Henry Flagler's Overseas Railroad. The water it contains is mostly fresh and is used by various wildlife in the area, such as birds, snakes, alligators, key deer and green iguanas. It is part of the National Key Deer Refuge.
Use our Big Pine Key vacation trip planner to visit Blue Hole on your trip to Big Pine Key, and learn what else travelers and our writers recommend seeing nearby.
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Reviews
TripAdvisor
  • This is the only fresh water lake in the Florida Keys! Don't plan on taking a dip as there is a resident alligator who lives here. This is an old rock quarry that was used for nearby roads and the Ove...  more »
  • It was funny to see the alligator and large fish and softshell turtle all co-existing together! Didn't get to see a Key Deer though. They must have been hiding today! 
  • You can walk almost the whole way around the pond in about twenty minutes, so it is worth the time. The pond is full of fish and turtles and an alligator, though we didn't see it.