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Mountain Attractions In Hranice

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The Hranice Abyss , the English name adopted by the local tourist authorities, is the deepest flooded pit cave in the world. It is a karst sinkhole located near the town of Hranice . The greatest confirmed depth is 473 m , which makes it the deepest known underwater cave in the world. Moreover, the expected depth is 800–1200 m.The Hranice Abyss was created by a collapse of the cave roof, which was eaten away by warm carbonic acidulous spring water in limestone.
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