Keywords: caveman0043, pozzo dei colombi, taubenloch, golobje brezno, Duino-Aurisina, Devin - Nabrežina, kataster 54, carso triestino, triester karst, italy, italia, italie, italien, caving, speleologie, höhlenforschen, grotta, abisso, höhle, grot, grotte, jama
Video length: 05:13