Dubris Dubris Dubris, also known as Portus Dubris and Dubrae, was a port in Roman Britain on the site of present-day Dover, Kent, England. As the closest point to continental Europe and the site of the estuary of the Dour, the site chosen for Dover was ideal for a cross-channel port. The Dour is now covered over for much of its course through the town. In the Roman era, it grew into an important military, mercantile and cross-channel harbour and - with Rutupiae - one of the two starting points of the road later known as Watling Street. It was fortified
Port of Constanța the 6th century BC. The port-city was organised as an emporium to ease the trade between the Greeks and the local peoples. The Greek influence is maintained until the 1st century BC, when the territory between the Danube and the Black Sea was occupied by the Romans. The first years of Roman governorate were recorded by Ovid, who was exiled to Tomis for unknown reasons. In the next hundred years the port had a substantial development and the city changes its name to Constanța in honour of the Roman Emperor Constantine I. In the Byzantine period the evolution of the