Calleva Atrebatum was an Iron Age oppidum, the capital of the Atrebates tribe. It then became a walled town in the Roman province of Britannia, at a major crossroads of the roads of southern Britain.

The Devil's Highway was a Roman road in Britain connecting Londinium to Calleva Atrebatum via Pontes. The road was the principal route to the west of Britain during the Roman period but, whilst mainta