Agosta is a comune in the Metropolitan City of Rome in the Italian region of Latium, located about 45 kilometres east of Rome. Located on a tu…Agosta is a comune in the Metropolitan City of Rome in the Italian region of Latium, located about 45 kilometres east of Rome. Located on a tuff rock in the Monti Simbruini area, Agosta borders the following municipalities: Canterano, Cervara di Roma, Marano Equo, Rocca Canterano, Subiaco.