The castle of Pacentro, located on the highest part of the village, at an altitude of 718 m. on Mount Morrone, it is one of the best preserved fortified structures in Abruzzo.
The medieval village and the ancient districts (12th-16th centuries), which preserve the intertwining of alleys and the remains of the ancient city wall, represent an open-air work of art.
From the town of Roccacasale, from the upper part of the town, an obvious mule track climbs halfway up the south-west ridge of Morrone to reach the Puzzacchio Refuge