Darrell J. Rohl (d.j.rohl@durham.ac.uk) Department of Archaeology Durham University Near the end of the twelfth century Ralph de Diceto, dean of St. Paul’s Cathedral in London, transcribed a tract entitled De Mirabilibus Britanniae, ‘On the Wonders of Britain,’ describing in variable detail 35 extraordinary natural and man-made features across England, Scotland and Wales (British Library…