Caves and potholes in Gresos terrain
A sedimentary rock of cemented sand grains. It is only slightly soluble, so mechanically formed cavities — rock shelters, overhangs and erosion caves — predominate over classic dissolution karst.
Catalonia has 366 catalogued cavities in Gresos, including 49 potholes and 317 caves. The longest is Cova del Serrat del Vent (4,273m)
366caves
17.9kmtotal length
215mmaximum depth
Mapa