Enlarge (credit: University of Aberdeen)
On a hilltop overlooking a small Scottish village lie the buried remains of the largest settlement in medieval Britain. About 4,000 people lived within the community’s earthen ramparts during its heyday in the 400s and 500s CE. That’s around the time the Picts of northeastern Scotland were banding together into kingdoms to defend themselves against rival groups.
Until recently, archaeologists assumed the fortified community was much older and much smaller. But a recent lidar survey, combined with excavations on the hill, revealed a large urban center thriving in the centuries just after Rome left Britain