300 ROMAN FRONTIER DEFENCES AND ROADS. [CHAP. Populonium, passing through the unhealthy coast-land of Etruria, which is now known as the Maremma. In the SwuritCmiha year IO9 BtC' ^ was contmued by Aemilius Scaurus over the difficult ground which skirts the head of the Gulf of Genoa, as far as Vada Sabatia (Vado); and this portion was called the Via Aemilia Scauri, to distinguish it from the more famous Aemilian Way in Cisalpine Gaul. During the reign of Augustus it was again 'extended under Viajulia. , ° . __. T .. . °, , . the name of Via Julia along the Ligunan coast to Cemenelum (Cimiez, at the back of Nice), thus reaching the frontier of Gaul. The principal places which it passed in this part were the native towns of Albium Ingaunum (Albenga) and Albium Intemelium (Ventimiglia), and the old Greek colony of Portus Herculis Monoeci (Monaco). At Cemenelum the road was brought into connexion with the great Roman through way through the Provincia, which passed by way Southern of Forum jujii (Fr^jus) and Aquae Sextiae (Aix) to Arelate (Aries) at the head of the delta of the Rhone'; and from that place, first to Nemausus (Nimes), and then by Narbo (Narbonne) to the foot of the Pyrenees. That chain was crossed between Ruscino (Roussillon) and Spain. and Gertmda (Gerona); and from the latter place the road proceeded to Tarraco (Tarragona), and after crossing the Iberus continued along the coast to Valentia and the mouth of the Sucro (Jucar). It there turned inland, and after passing the watershed which separates the streams that fall into the Mediterranean from those which reach the Atlantic, entered the basin of the Baetis (Guadalquivir), and traversed the province of Baetica by way of Corduba (Cordova), and Hispalis (Seville), until it arrived at the ocean, with which in this way Rome was connected1. The Via Flaminia, which was the great northern road from Rome, was constructed in 220 B.C. by Gaius Flaminius during his censorship, with the object of maintaining the communications between the capital and Cisalpine Gaul, which country he had previously subjugated Leaving Rome by the Porta Flaminia, it crossed 1 Mommsen, The Provinces of the Roman > Empire^ i. p. 74.