Simanya cave

Simanya cave or Great Simanya cave is a cave in the Sant Llorenç del Munt massif located in the municipality of Sant Llorenç Savall, in Vallès Occidental. It has a route of 372 m and a gradient of 8 m. The entrance is 885 m in height. It is in the Llor canal on the eastern side of Montcau (1,056 m) and at a distance of almost 400 m from the summit. It is a hypogean talveg of karst origin formed by conglomerate. The cave is part of a set of five systems that correspond to the same karst system. From south to north they are: Triangle cave (38 m), Simanya Petita cave (60 m), Simanya cave, Torrent cave (38 m), and Àngel cave (18 m). The five caves make up the so-called "complex de les Simanyes" or "Simanyes caves" and form the same unit that have been separated due to duct blockage. It is within the boundaries of the Natural Park of Sant Llorenç del Munt i l'Obac, created in 1972. Since 2000, it has also been part of the Inventory of Geological Interest Areas of Catalonia (IEIGC), inventoried as an area of geological interest in the Sant Llorenç del Munt i l'Obac GeoZone. The cave has been declared a Cultural Asset of Local Interest by the Department of Culture of Catalonia and listed as an element of natural heritage in the Cultural Heritage Map of the Provincial Council of Barcelona.