Northern England Mamucium (Manchester) and Cataractonium (Catterick). Britannia Inferior extended as far north as Hadrian's Wall, which was the northernmost border of the Roman Empire. Although the Romans invaded modern-day Northumberland and part of Scotland beyond it, they never succeeded in conquering the reaches of Britain beyond the River Tyne. After the end of Roman rule in Britain and the arrival of the Angles, Yr Hen Ogledd (the "Old North") was divided into rival kingdoms, Bernicia, Deira, Rheged and Elmet. Bernicia covered lands north of the Tees, Deira corresponded roughly to the eastern half of modern-day Yorkshire, Rheged to Cumbria, and Elmet
Architecture of Scotland in the Roman era in the north-east (some of which may have been begun in the earlier Antonine campaign). These include camps associated with the Elsick Mounth, such as Normandykes, Ythan Wells, Deers Den and Glenmailen. However, only two forts in Scotland, at Cramond and Carpow (in the Tay valley) are definitely known to have been permanently occupied during this incursion. There is evidence that these campaigns are coincident with the wholesale destruction and abandonment of souterrains in southern Scotland. This may have been due either to Roman military aggression or the collapse of local grain markets in the wake of Roman withdrawal. After