The impressive castle Enna is located on a hill above Montagna. It was built in the 13th century by the aristocratic family Enn who also was in possession of the fortification Castelfeder. After a dispute the family Enn left the castlle. It was renovated several times during the centuries. Since the 17th century the castle belongs to the family Albrizzi. Unfortunately it is not allowed to visit it.

In August the music band of Montagna gives a traditional concert in the court of the castle.