Rebuilt after the earthquake of 1693, owes its name to the jail adjacent to the church, which according to tradition was imprisoned holy.
The church, past the imposing remains of the Romanesque portal, made of white marble arch, stands it, six columns whose capitals are decorated with acanthus leaves alternating faces of monkeys, on the capitals figures of men and animals, the rest of the facade is in Baroque style.
While inside, the two styles, the baroque front with a barrel vault, and the sixteenth-century apse with roof cruise. Dating back to 800, however, is the priest where we find the altar with a painting by Bernardino Niger depicting the Martyrdom of St. Agatha, and the altar of the crucifix at the side of which there are two slabs of lava stone in one of the which the imprint of the feet of the saint, which the church houses the relics.
The church, past the imposing remains of the Romanesque portal, made of white marble arch, stands it, six columns whose capitals are decorated with acanthus leaves alternating faces of monkeys, on the capitals figures of men and animals, the rest of the facade is in Baroque style.
While inside, the two styles, the baroque front with a barrel vault, and the sixteenth-century apse with roof cruise. Dating back to 800, however, is the priest where we find the altar with a painting by Bernardino Niger depicting the Martyrdom of St. Agatha, and the altar of the crucifix at the side of which there are two slabs of lava stone in one of the which the imprint of the feet of the saint, which the church houses the relics.