
Collusa
EspeleoWorld
Collusa
Ruesga
Length: 40 m
Updated record
https://espeleoworld.com/en/c/collusa-ruesga
Information can change. Always verify coordinates, access, weather, and cave conditions before setting out.
Cavity in Ruesga (Cantabria). Length 40 m. Entrance altitude 375 m.
Topographic
© Lobetum · CC BY-NC-SA (version not stated by the source), https://www.karsteau.org/karsteau/index.php · Karsteau: Collusa plan.jpg · https://www.karsteau.org/karsteau/recherche/entree/recherche_entree.php?entree=37596
Photos
© Peter Smith · CC BY-NC-SA (version not stated by the source), https://www.karsteau.org/karsteau/index.php · Karsteau: collusa 0003.jpg · https://www.karsteau.org/karsteau/recherche/entree/recherche_entree.php?entree=37596
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Source: Karsteau (Fédération Française de Spéléologie et Canyon) (www.karsteau.org), modified. CC BY-NC-SA (version not stated by the source), https://www.karsteau.org/karsteau/index.php Karsteau (Fédération Française de Spéléologie et Canyon) · https://www.karsteau.org/karsteau/recherche/entree/recherche_entree.php?entree=37596 · data as of 2026



