Major explorations after the Age of Discovery to locate the source of the River Nile. Expeditions by Burton and Speke (1857–1858) and Speke and Grant (1863) located Lake Tanganyika and Lake Victoria. It was eventually proved to be the latter from which the Nile flowed. Explorers were also active in other parts of the continent. Southern Morocco, the Sahara and the Sudan were traversed in many directions between 1860 and 1875 by Georg Schweinfurth and Gustav Nachtigal. These travellers not only added considerably to geographical knowledge, but obtained invaluable information concerning the people, languages and natural history of the countries in which they sojourned. Among the discoveries
John Hanning Speke his femur and exiting. Showing tremendous determination he used his bound fists to give his attacker a facial punch and this gave Speke an opportunity to escape, albeit he was followed by a group of Somalis and he had to dodge spears as he was running for his life. Rejoining Burton and Herne the trio eventually managed to escape with a boat passing along the coast. The expedition was a severe financial loss and Speke's natural history specimens from his earlier leg were used to make up for some of it. Speke handed Burton his diaries that Burton used as