Ben Fogle: To the ends of the earth

With James Cracknell and Dr Ed Coats at the south pole for On Thin Ice, which starts at 9pm on Sunday 28 June on BBC2 Photograph: Two Four Productions/BBC

Ben Fogle and James Cracknell after finishing the Atlantic Rowing Race Photograph: Johnny Jno Baptiste/AP

On Taransay for the BBC's Castaway reality show in 2000 Photograph: Ben Curtis/PA

Removing barbed wire from a sheep's coat in Castaway Photograph: Simon Roberts/Rex Features

In Milldale, the Peak District, filming an episode of County Tracks for the BBC Photograph: Christopher Thomond/Guardian

At a dog show with the Duchess of Cornwall in Wiltshire Photograph: Adrian Sherratt/PA