Caves of Naut Aran
Naut Aran, in the Val d'Aran, has 21 catalogued cavities: 8 caves and 13 pits. The deepest is the Cigalèra Deth Bacivèr, at 163 m, and the longest, the Horat Deth Bo, at 250 m. Limestones predominate.
Naut Aran has 21 catalogued caves, including 13 potholes and 8 caves. The longest is Horat Deth Bo (250 m) and the deepest is Cigalèra Deth Bacivèr (163 m). Most caves are found in limestone.
Length adds each cave once (a system counts once), and depth is that of the deepest cave, canyons excluded.
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Naut Aran is a municipality in the Val d'Aran with 21 catalogued cavities: 8 caves and 13 pits. The group reaches a total length of 1069 m and a maximum depth of 163 m. The lithologies represented are marbles (4), limestones (14) and granites (3).
Among the most notable cavities is the Horat Deth Bo, at 250 m, an underground stretch of the riu Malo to the SE of the Plan de Beret, near the lower station of the Horat deth Bo chairlift. The Cigalèra Deth Bacivèr, 163 m deep, was discovered in 1978 and explored and surveyed by the ERE-CEC in 1982. Other notable cavities are the Horat Dera Dolina Gambusa, 48 m deep, and the Cauva Deth Marimanha, with a passage of 140 m, with a 6 m waterfall and a sump lake.
Also listed are the Cauva Deth Horcalh, with a passage of 66 m and a total drop of 5 metres (+1.7; -3.2), the Horat Dera Bruma, about 30 m deep, explored in August 1973, and the Horat Dera Net Sense Vaques, about 18 m deep.
The 20 longest
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Source: Espeleoindex (espeleoindex.com), modified. CC BY-NC 4.0, https://creativecommons.org/licenses/by-nc/4.0/