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6 results for: karst cave system

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Tourists walking on illuminated footpath inside the famous postojna cave, a karst cave system near
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Tourists walking on illuminated footpath inside th...

Tourists enjoy a train ride through the illuminated walkways of postojna cave, marveling at the
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Tourists enjoy a train ride through the illuminate...

Postojna Caves
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Postojna Caves

Exit of the cave system
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Exit of the cave system

Exit of the cave system
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Exit of the cave system

Watercourse
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Watercourse