Topic summary
Derwent Edge
Derwent Edge is a Millstone Gritescarpment that lies above the Upper Derwent Valley in the Peak DistrictNational Park in the English county of Derbyshire. An Ordnance Surveycolumn marks the highest point of the Edge at Back Tor (538 metres, 1765 feet). North of Back Tor the edge extends into Howden Edge and enters the county of South Yorkshire.