wheelhouse(a stone-built circular house with inner partition walls radiating like the spokes of a wheel, found in western and northern Scotland and dating chiefly from about 100 BC to AD 100 Taras)
the culture declined(Historical sources first mention the Picts in the late 3rd century AD. They resisted the Romans and ruled over a large territory in northern Britain. However, around the 9th and 10th centuries the Pictish culture would decline and those lands would form into what would be the medieval kingdom of Scotland. (medievalists.net)ART Vancouver)