European exploration of Africa 1840s, so that around the midpoint of the 19th century and the beginning of the colonial Scramble for Africa, the unexplored parts were now limited to what would turn out to be the Congo Basin and the African Great Lakes. This "Heart of Africa" remained one of the last remaining "blank spots" on world maps of the later 19th century (alongside the Arctic, Antarctic and the interior of the Amazon basin). It was left for 19th-century European explorers, including those searching for the famed sources of the Nile, notably John Hanning Speke, Sir Richard Burton, David Livingstone and Henry Morton
Livingstone–Stanley Monument The date 25 November 1871 can be seen scratched on the rock. They had rested in Ujiji for six days, and then set off by canoe up the north-east shore of the lake to explore rivers which might flow out of the Lake Tanganyika. At the Mugere River they found the village of Chief Mukropeans to visit the area, their arrival was memorable, and it must be at some time later the event became confused in some people's minds as the first meeting between Livingstone and Stanley. A number of websites make this wrong claim. Livingstone–Stanley Monument The Livingstone–Stanley Monument