North Cumbria, an account of the geology and industrial history of the Cumberland Coalfield  that covers an area extending about 30 miles from the coast at Whitehaven to Maryport, Aspatria, Wigton, Caldbeck and Penrith. It varies in width from one to six miles. An area where geology and history collide  The Eden Valley in the east, offers some remarkable contrasts.

The final part of Richard's "Cumbria Trilogy" of talks.