Trekking "Cresta del Frate and Tombolin di Rava"
Tunnels, trenches and stairs hollowed in granite are the key elements that make this trail unique. It develops in Val di Rava and the masterpieces found on the way were made by italian soldiers in 1916.
The works were made in 1916 by the Italian military departments. It is a little frequesntato but of particular beauty. There are no structures managed for a possible lunch, in the huts there are rooms used as bivouac in case of need