A cave in the Czech Republic has just been crowned the world's deepest underwater cave. On Sept. 27, a Remotely Operated Underwater Vehicle (ROV) reached the bottom of Hranická Propast, at a depth of 1,325 feet. The team piloting the ROV was led by Polish diver Krzysztof Starnawski, who has been exploring the cave and attempting to hit rock bottom since 1999.
Record-Breaking Dive Reaches the Deepest Underwater Cave
The world's deepest underwater cave, Hranická Propast, has been discovered in the Czech Republic at 1,325 feet. Learn the science behind this historic dive.
A view of Hranická Propast from above. The cave extends a quarter of a mile beneath the Earth. (Credit: Jiří Komárek/Wikimedia Commons)
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