Camulodunum pavements. It may have reached a population of 30,000 at its height. It was not until the late 18th century that historians realised that Colchester's physical Brythonic (British Celtic) and Roman remains were the city mentioned in ancient literature as "Camulodunum". The earliest Iron Age defensive site at Colchester is the Pitchbury Ramparts earthwork north of the town between West Bergholt and Great Horkesley. The main earthwork defences of the Brythonic Celtic oppidum of "Camulodunon" were built later, beginning in the 1st century BC but most date from the 1st century AD. They are considered the most extensive of their
Battle of Camulodunum men. Cerialis set out from his base in Lindum Colonia (Lincoln). From Lindum, it was a distance of at least 110 miles. They may have taken the Roman road to Camulodunum from Durovigtum (Godmanchester, Cambridgeshire), a march of some 75 miles which would have taken three days. However, they arrived too late to relieve the "colonia". The British tribes had gathered a considerable force by the time Cerialis and the Ninth approached Camulodunum. They overwhelmed the detachment in the field and defeated it, routing the Romans. Tacitus says their entire infantry strength was wiped out, with only Cerialis and his