Like all strong Italians had built from a good thickness of thin concrete mixed with coarse gravel, but without iron armor. A very economical solution, having regard to the serious financial crisis of the time.
The building, in the face of bloated 380 305 grenades, and even from 420, turned, even before being fully operational, very fragile. Even more brittle steel revolving domes were rather low, cannons, completely unsuitable for bear parabolic shoots. The big advantage of the Verena was the beautiful location, very high compared to other reasons strong Vezzena and Luserna, therefore hardly centerable. But this too was promptly denied.

Nicknamed the ' Highland ' ruler, fired the first shot -24 May 1915-that sealed the entrance of Italy into the war.
Hard to hit, was the only one who played an important role and destabilizing assisted by the powerful batteries of cannons in the immediate vicinity. He worked as a protagonist with all the firepower in the war's first month of fireworks policy called war of the strong '.
He was shot numerous times with the Skoda 305 Vezzena and placed on Millegrobe and from almost completely destroyed. In particular a bullet penetrated a hole torn dome fortuitously, pierced the first floor and burst in the inner part of the building causing evisceration. In episode fifty soldiers perished.
Immediately after the first month of fighting and during the winter of 1915/16 was crudely restored, but not played more prominent roles. He was again targeted and virtually demolished during the preparatory stages to the Strafexpedition.
With the shipment of spring (Strafexpedition) was occupied by Austrian troops until the end of the conflict and used as an Observatory.

Now the ruins can be visited and is located at the arrival station of the chair lift. It is accessible by bike or on foot, with a nice dirt road that climbs to the cross of Civello and at the fork for malga Quarters. About two hours walk from malga Campovecchio.