2015, Spain, 35 min

Direction: Xanti Ugarte

Production: Aloña Mendi Espeleologia Taldea

Guest: Xanti Ugarte

The Aloña Mendi Speleology Group makes a revision of cavities that are thought to be terminated by terminal siphon. Urzulo is one of them. After forcing one small siphon, the cave continues as well as the challenge. A story with success and fails.

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