Caves of La Llacuna
La Llacuna, in Anoia, contains 21 cavities: 5 pits and 16 caves, with 991 m of total passage and 47 m of maximum depth. Cova de les Rondes stands out, at 552 m.
La Llacuna has 21 catalogued caves, including 5 potholes and 16 caves. The longest is Cova de les Rondes (552 m) and the deepest is Avenc d'en Viumala (47 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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The municipality of La Llacuna, in the comarca of Anoia, brings together 21 catalogued cavities: 5 pits and 16 caves. The known total passage is 991 m and the maximum depth reaches 47 m. The lithologies present are limestone, in 17 cases, and dolomite, in 4.
The longest cavity is Cova de les Rondes, with 552 m of passage, an eastern entrance near the Roca del Frare and a possible traverse from east to west. Other notable cavities are Avenc d'en Viumala, of 115 m and 47 m of depth, with a nearly horizontal entrance, shafts and legends; Cova de Cal Sant, of about 60 m, formed by a landslide of strata, which served as a hiding place during the war of 1936 and has been the subject of speleological and biospeleological work; Avenc d'Ancosa, of 50 m and 26 m of depth, begun in 1907 by the Club Muntanyenc; and Avenc de Cal Sant, of 31 m, with a narrow gallery and a small shaft of about 3 metres.
Among the deepest cavities there are also Cova de les Rondes, with 37 m; Avenc de les Garses, of 17 m, near the easternmost entrance of cova de Les Rondes; and Esquerda de la Roca del Frare, of 12 m, located inside the trench of cova de Les Rondes, below the Roca del Frare.
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Source: Espeleoindex (espeleoindex.com), modified. CC BY-NC 4.0, https://creativecommons.org/licenses/by-nc/4.0/