How was the Crystal and Fantasy cave formed?
How was the Crystal and Fantasy cave formed? Way back to the Pleistocene Ice Age approximately 1.6 million years ago. Much of the Earth's oceans froze, sea levels dropped and rainwater seeped into Bermuda's limestone, creating hidden caves in and around the island.
How cold is Crystal cave?
Cave temperature is a constant 48 degrees, so a jacket or sweater is recommended.