Levison Wood on walking with elephants in Botswana

Setting out from the Zimbabwe border, the adventurer, author and broadcaster spent a month on the front line of elephant conservation, walking alongside a herd as it followed its annual migration route towards the Okavango Delta.

CLOSED: Win a six-night safari for two in Botswana

National Geographic Traveller (UK) has teamed up with Natural Selection and Audley Travel to offer a six-night safari trip for two in Botswana.