New research suggests Hranice Abyss—the world’s deepest freshwater cave—is around 0.6 miles (1 kilometer) deep, which is more than twice the depth of previous estimates.
via Gizmodo
New research suggests Hranice Abyss—the world’s deepest freshwater cave—is around 0.6 miles (1 kilometer) deep, which is more than twice the depth of previous estimates.
via Gizmodo