Ben Fogle and Dwayne Fields head into the heart of Africa, to retrace Livingstone's path.

Ben Fogle and Dwayne Fields conclude their documentary about the 19th-century explorers searching Africa for the source of the Nile. They pick up the story with Dr Livingstone's disappearance and how young journalist Henry Stanley was dispatched to find him, prompting the two men to team up and try to disprove one of their contemporary's theories