Devil's Highway (Roman Britain) From Calleva, this road divided into routes to various other points west, including the road to Aquae Sulis (Bath); Ermin Way to Glevum (Gloucester); and the Port Way to Sorviodunum (Old Sarum near modern Salisbury). After the Roman conquest of Britain in 43 AD an earlier Iron Age settlement developed into the Roman town of Calleva Atrebatum. It was slightly larger, about , and was laid out along a distinctive street grid pattern. The town contained a number of public buildings and flourished until the early Anglo-Saxon period. A large mansio was situated near the South Gate, consisting of three
Celsa (Roman city) the "scaenae frons" (stage) walls and tiers of seats ("cavea") have been found. Many small objects as lamps, Pompeian red slip dishes, Iberian ceramics, etc., as well as small bronzes, sculptural remains, coins and small pieces of jewellery are also preserved. A nearby museum displays many of the finds. Celsa (Roman city) Celsa was an important pre-Roman and Roman city located near the modern town of Velilla de Ebro. Recent excavations have brought to light many rich private and public buildings which give a glimpse of its former grandeur. Celsa was originally an Iberian settlement, called "Kelse", of the Ilergetes