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 Lee Lee the will of his uncle Major Edward Lee (d.17 January 1819) of Orleigh, he inherited several estates including Orleigh. Under the terms of the bequest he adopted the surname Lee by royal licence dated 21 March 1825. He let Orleigh to his brother-in-law William Speke of Jordans near Ilminster (father of the River Nile explorer John Hanning Speke (1827–1864)) and made his own residence at Dillington. In 1830 he was elected one of the Members of Parliament for Wells, and held the seat until 1837. Lee married twice. His first marriage was in 1834 to Jessy Edwards-Vaughan (died 1836), the