Mark Beaumont goes on a journey through Exmoor. He starts his journey in Dulverton, finding out how Exmoor's iconic ponies are being saved from the verge of extinction.
Heading into the heart of the moors, Mark tracks down a local legend - wildlife cameraman Johnny Kingdom. In Lynmouth, Mark hears personal testimony from a man who experienced the devastating flood of 1952, and discovers rumours of an unnatural cause of this disaster.
Journey's end finds Mark experiencing night-time mountain biking at Dunkery Hill.