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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- coolboy10010년 이하cool
- no namer10년 이하This article is really helpful and gives lot's of cool and interesting facts
- hello10년 이하that is so cool.
- no namer10년 이하I would be scared to go that deep down in a dark small place that seems to be going on for ever and ever.
abhijay2110년 이하COOL- abhijay2110년 이하THIS IS SO DEEP
- abhijay2110년 이하OMG
- abhijay2110년 이하Wow
- 6910년 이하i guess you can say they were pretty high
- ocean!!!!!!!!!!10년 이하that was really awesome I am wondering right know what was that thing at the end of the video