John Hanning Speke a new expedition and took a boat along the entire shore of Lake Victoria; he established that Lake Tanganyika and the Nile were not connected in any way, and he explored the headwaters of Lake Edward. It was now proven that Speke had been right all along, and that the Nile flowed from Lake Victoria via Ripon Falls and Murchison Falls to Lake Albert and from there to Gondokoro. It was in later years, however, that other explorers found that Lake Victoria is not the southernmost source of the Nile, rather it is the Kagera River that flows from the
Bob Rafelson "Black Widow" are the joys of a film well made--the cinematography of Conrad Hall, the production design of Gene Callahan, and a fabulous cast," which also featured Dennis Hopper, Nicol Williamson, and Diane Ladd. In 1990 Rafelson directed "Mountains of the Moon", a film about the 1857–58 journey of Richard Francis Burton and John Hanning Speke in their expedition to central Africa — the project that culminated in Speke's discovery of the source of the Nile River. It starred Patrick Bergin as Burton and Iain Glen as Speke, and was hailed by critic Roger Ebert as "completely absorbing." Ebert continued,