Architecture of Scotland in the Roman era England. Around 141 CE they moved up to construct a new "limes", a sward-covered wall made of turf known as the Antonine Wall, the largest Roman structure in modern Scotland. They soon retreated to Hadrian's Wall, with occasional expeditions that involved the building and reoccupation of forts, until the collapse of Roman power in the early fifth century. Caledonia was the name that the Romans gave to the land north of their province of Britannia. In his "Geographia", Ptolemy, possibly drawing on earlier sources of information as well as more contemporary accounts from the Agricolan invasion, identified 19 "towns" in
Chapel of St Peter-on-the-Wall Chapel of St Peter-on-the-Wall The Chapel of St Peter-on-the-Wall, Bradwell-on-Sea, Essex, is a Grade I listed building and among the oldest largely intact Christian churches in England; it is the 19th oldest building in the country and is still in regular use. It dates from between 660–662. The Chapel is said to be that of "Ythanceaster" (Bede, "Historia Ecclesiastica" 3.22), originally constructed as an Anglo-Celtic church for the East Saxons in 654 by Cedd astride the ruins of the abandoned Roman fort of Othona. The current structure was most likely built around 660–662, incorporating the Roman bricks and stones. Cedd