Photographer David Clifford has captured the world's most dogged runners doing what they love in the most remote and unforgiving environments.
Celebrate the end of summer with a final hurrah in the great outdoors
With the weather set to hold out for little longer, it's time to pack those tents, fill up on fuel and sausages, and head for Britain's great outdoors. Alf Alderson, contributor to the forthcoming edition of Cool Camping Britain, published by Punk publishing, chooses 10 of the best. And on second thoughts, pack your brollies and wellies just in case.