The World's Deepest Underwater Cave is Almost The Height Of The Empire State Building
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Polish explorer Krzysztof Starnawski’s fascination with the Hranická Propast, or Hranice Abyss, an underwater cave in the Czech Republic, began in 1999. The diver, who once held the world record for the deepest dive (283-meters) with a closed circuit rebreather, says the cave’s limestone unusual formation led him to suspect that it was a lot deeper than his dives had taken him.
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- coolboy100약 9년cool
- no namer약 9년This article is really helpful and gives lot's of cool and interesting facts
- hello약 9년that is so cool.
- no namer약 9년I would be scared to go that deep down in a dark small place that seems to be going on for ever and ever.
abhijay21약 9년COOL- abhijay21약 9년THIS IS SO DEEP
- abhijay21약 9년OMG
- abhijay21약 9년Wow
- 69약 9년i guess you can say they were pretty high
- ocean!!!!!!!!!!약 9년that was really awesome I am wondering right know what was that thing at the end of the video