One of the world's deepest and most dangerous caves lies in Abkhazia, a disputed part of Georgia. It takes days to get to the bottom of it.

Krubera Cave in the republic of Georgia is currently the deepest known cave, at 7,208 feet. But Dark Star, with so many areas still to survey, is a prime candidate to take over the title.

Among the strangest inhabitants of Veryovkina and nearby deep caves: ・Plutomurus ortobalaganensis – The deepest-known land animal, an eyeless insect found at 1,980 meters inside Krubera Cave.

Across the globe, caves offer a blend of danger, beauty, and historical significance. Among the most perilous yet captivating is Georgia’s Krubera Cave, the deepest known cave on Earth. Descending ...