History of Africa the early part of the 19th century was undergoing its Industrial Revolution. Nationalist rivalries and prestige were at play. Acquiring African colonies would show rivals that a nation was powerful and significant. These factors culminated in the Scramble for Africa. Knowledge of Africa increased. Numerous European explorers began to explore the continent. Mungo Park traversed the Niger River. James Bruce travelled through Ethiopia and located the source of the Blue Nile. Richard Francis Burton was the first European at Lake Tanganyika. Samuel White Baker explored the Upper Nile. John Hanning Speke located a source of the Nile at Lake Victoria.
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