Archaeological Sites Anfiteatro Romano The Roman Amphitheater of Sutri is the oldest and most significant monument in the city. Its foundations are composed and dug into the tuff. The arena is formed from an elliptical plan of forty-nine by forty meters, on the top there were niches and columns, of which few remains remain.
Archaeological Sites Mitreo in grotta naturale The Mithraeus in the natural cave of Sutri was a place of worship dedicated to the god Mitra dating back to the 1st — 2nd century. During the fourth century the Mithraeum was Christianized and its central tombstone was removed. In the period between the 13th — 14th century it was transformed into the church of the Madonna del Parto.