 Ruins found in the city confirm the existence of a settlement in the 8th-9th centuries BC.From the end of the 6th century BC until 338 BC, the city was the central member of the Latin League.In its territory, which then included the Lake of Nemi, was located the sanctuary of "Diana Aricina" (or "Diana Nemorensis") held by the Latin cities in common, and presided over by the Rex Nemorensis made famous in Frazer's "The Golden Bough".