John Hanning Speke although the pair seemed to have shared the hardships and labors of the journey pretty much evenly. Once it became clear that Speke might have found the source of the Nile the relationship deteriorated further. Why Burton did not journey back to Lake Victoria with Speke to make a better reconnoitre of the Lake after Speke returned to base camp in Kazeh is unclear. Burton was incapacitated and had to be carried by bearers but this had been true for a great deal of the trip. While Speke and Burton were instrumental in bringing the source of the Nile to
Ruzizi River longest bridge, crosses the river near its mouth. Tributaries of the Ruzizi River include the Nyamagana, Muhira, Kaburantwa, Kagunuzi, Rubyiro and Ruhwa, among others. The Ruzizi River, flowing south into Lake Tanganyika, is part of the upper watershed of the Congo River. Nineteenth-century British explorers such as Richard Francis Burton and John Hanning Speke, uncertain of the direction of flow of the Ruzizi, thought that it might flow north out of the lake toward the White Nile. Their research and follow-up explorations by David Livingstone and Henry Morton Stanley established among Europeans that this was not the case. The Ruzizi