After four decades of reporting from the continent, Jonathan Dimbleby returns to Africa on a 7,000-mile journey to discover how it is changing. He starts his African journey in the capital of Mali, Bamako, the fastest-growing African city. Following the course of the Niger river, Dimbleby finds not a continent of beggars but of industrious people, some of whom go to extraordinary lengths to make a living, free-diving 20 feet to excavate building sand.
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