Smerillo

Smerillo is a comune (municipality) in the Province of Fermo in the Italian region Marche, located about 80 km south of Ancona, about 35 km northwest of Ascoli Piceno and about 35 km west of Fermo, on a spur midway from the Monti Sibillini and the Adriatic Sea.

It houses several remains of the medieval castle and walls. Also notable are the churches of Santa Caterina and San Ruffino.