The first city of Saragossa, Roman Caesaraugusta, was founded by Augustus in 14 BCE at the place of an Iberian oppidum sited on the right bank of the Ebro. It was capital of conventus and one of the main cities of inland Tarraconensis. Its 3rd-century CE wall enclosure, still in use in the 6th century CE, covered 45 hectares. Certainly owning a fluvial port, although it has not been found so far, its prosperity rel…