Ponors (sinkholes) of the river Vit, Saeva dupka cave, Prohodna cave
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33(34) |
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25-2-12.jpg |
Ponors (sinkholes) of the river Vit, Saeva dupka cave, Prohodna cave
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![]() |
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|||
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33(34) |
![]() |
25-2-12.jpg |