Roman interventions in the area occurred with the settlement of the villae of Freiria (today São Domingos de Rana) and Casais Velhos (Charneca), evidence for which includes a group of ten tanks discovered along the Rua Marques Leal Pancada in Cascais, which was the location of a salting factory for fish.
Římské zásahy v oblasti došlo k osídlení vily Freiria (dnes São Domingos de Rana) a Casais Velhos (Charneca), důkaz který zahrnuje skupinu deseti nádrží objevených podél Rua Marques Leal Pancada v Cascais, což bylo umístění slané továrny na ryby.