The "Castello di Decima" is a fortified complex located in the frazione of Castel di Decima. The fortification is located at the tenth mile of the ancient Via Laurentina. The fortification dates to the early Middle Ages. The earliest mention dates to 1081 when there is mention of a "castrum pontis Decimi".
Description via Pleiades. Coordinates and heritage data from the Atika atlas.
Atika pings you when you walk or drive past heritage like this. Works offline, no account needed to explore.