San Gregorio da Sassola
San Gregorio da Sassola is a comune in the Metropolitan City of Rome in the Italian region Latium, located about east of Rome.
San Gregorio da Sassola borders the following municipalities: Capranica Prenestina, Casape, Castel Madama, Ciciliano, Poli, Rome, Tivoli.
In antiquity, the Aequian town of Aefula mentioned by both Pliny and Livy was situated within the bounds of the modern comune.
