Meet the forgotten enslaved and working-class labourers behind British exploration in Africa, Asia and Antarctica

Meet the forgotten enslaved and working-class labourers behind British exploration in Africa, Asia and Antarctica

By July 1858, the English explorer John Hanning Speke had been in Africa for 18 months. His eyes and body were weakened by fever, and he still hadn’t found what he set out to discover – the source of the River Nile. Squinting through the heat on July 30, however, he spotted a body of water, about four miles away, surrounded by grass and jungle. At first, he could see only a small creek, flanked by lush fertile land used for growing crops and gra…