A tunnel carved into the rock and reinforced with reinforced concrete, which was part of the fortifications on the Soprasasso. There are still numerous such caverns and tunnels on this …
extremely difficult via ferrata and not signposted the approach ... personally I did not find the start, I traveled back through the life of escape and climbed the second stretch …
An approximately 50 meter long tunnel dug into the rock with two separate loopholes for large-caliber rifles. It obviously served to secure the valley and was part of the Trent Fortress, which was built around 1914/15.