Castel Tasso and Castel Pietra cast a spell over visitors in the village of Pruno.
Pruno is located at 983 m asl and has got some 90 inhabitants. It is located in the west of Maria Trens.
This villages extends along the pass road to Passo del Pènnes (SS-508), connecting the Wipptal with the Val Sarentino valley. It runs past Dosso and Novale Basso and terminates at the above mentioned mountain pass at 2,211 m, which is by the way particularly famous with mountain bikers and passionate motor bikers. The average drop of this road stretch is 13%.
Two castles surveil the village of Pruno, which are Castel Tasso and Castel Pietra. Castel Tasso is one of the best preserved castle complexes of South Tyrol and significant form a historical viewpoint. Close to the castle, there is the S. Zeno chapel. Above the area called Moso di Vipiteno, Castel Pietra towers into the sky. A peculiarity of this historic complex is its round tower, which is an absolute rarity in South Tyrol. By the way, witches are supposed to have ramped and raged in this place.