Terry Jones' Great Map Mystery: The Road to St David's is no longer available. Programmes are available for a limited number of days after broadcast. Why?
Julia Bradbury travels to the Western Lakes to walk to the summit of the Haystac... (R)
Ian Hislop travels through India from Kolkata to Rajasthan.
Julia Bradbury sets off to climb her first mountain, Blencathra, and tackles Sha... (R)
Michael Portillo explores his roots in a trek across the railway networks of Spain.
Julia Bradbury travels to Borrowdale Valley, to climb to the summit of Castle Cr... (R)
Fergal Keane travels through Japan and receives earthquake training and etiquett... (R)
Julia Bradbury faces the ultimate challenge: Scafell Pike, England's highest pea... (R)
Rick Stein crosses Mexico from the Pacific to the Atlantic Ocean.
Julia Bradbury sets off to the summit of Helvellyn via Striding Edge in the Lake... (R)
Nick Hancock crosses Cuba, battling hurricanes as well as the crumbling infrastruct...