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
Aquae Sulis ("deiada" "goddess"); "Andagin" - accusative feminine "woman"; "Cuamenai" - locative/dative feminine of "Cuamena" It was the religious settlement, rather than the road junction further north, which was given defensive stone walls, probably in the 3rd century. The area within - of approximately - was largely open ground, but soon began to be filled in. There is some dispute as to whether these new buildings were private dwellings or were associated with servicing the pilgrims to the temple. There was also a ribbon development along the northern road outside the walls and cemeteries beyond. From the later 3rd century on, the