Genís Cave, also known as Genís Cave, is a paradolmen located in the municipality of Santa Coloma de Gramenet. It is located in the Serralada de Marina park, on the …
The Grott Mine is a tunnel of almost one and a half kilometers that is located in the Sierra de Collserola. Its construction was to carry water from the Pantano de Vallvidrera to the old municipality of Sarrià.
Spectacular hole caused by the erosion of the Colobrers torrent. Privileged natural environment but too crowded, apart there are many "domingueros" who do not respect the indications of where you …