On today’s programme we focus on Pendle Hill in Lancashire and the art and science of natural navigation.
John McCarthy is joined by traveller and adventurer Tristan Gooley who tells us how he explores the world using natural navigation.
Accomplished climber and film maker Alastair Lee shares his passion for climbing, photography and Pendle Hill near Burnley.
Presented by John McCarthy
Photograph: Pendle Hill under snow (Photograph by Dave Spellman)