In the Seripola area, they can be reached by the road leading to Penna in Teverina. The structures, dating form Roman Times , wich have been unearthed are mode up of warthouses, shops, streets and baths. This centre has been identifed as Castellum Amerinum, where the Via Amerina probably crossed the river. On the hill above are the remains of a medieval castle.Visits and informations at the tourist office in Piazza della Libertà