Santa Marinella is a municipality in the metropolitan city of Rome Capital. Ancient sites inhabited in the ancient Neolithic and Bronze Age have been identified in its territory. For the Etruscans the roadstead was a port of call for goods coming from Carthage and from the 9th century BC. the settlement of Punicum, the settlement of Pyrgi, probable Phoenician emporiums, and the Roman settlement of Castrum Novum arose in the territory. All these locations are mentioned in the Peutinger Table. The Odescalchi castle stands on the foundations of an ancient Roman villa: it stands in fact in a place already known in antiquity for its strategic, landscape and natural characteristics. Santa Marinella is called “the pearl of the Tyrrhenian Sea”, both thanks to its sites of archaeological interest and thanks to its position on the sea: in 2005, moreover, its seabed was indicated as a site of community interest.