9The Krubera Cave (2,197 meters)

Known as the “Everest of caves,” the Krubera Cave in Georgia is the worldโ€™s deepest cave. It extends over two kilometers beneath the Earthโ€™s surface. Exploring Krubera is no easy feat, as it involves navigating tight passages, underwater tunnels, and freezing temperatures.
This cave is a paradise for spelunkers seeking extreme adventures.

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