Five Weeks in a Balloon the need to release gas or throw ballast overboard to control his altitude, allows very long trips to be taken. This voyage is meant to link together the voyages of Sir Richard Burton and John Hanning Speke in East Africa with those of Heinrich Barth in the regions of the Sahara and Chad. The trip begins in Zanzibar on the east coast, and passes across Lake Victoria, Lake Chad, Agadez, Timbuktu, Djenné and Ségou to St Louis in modern-day Senegal on the west coast. The book describes the unknown interior of Africa near modern-day Central African Republic as a desert,
John Hanning Speke his death appeared in "The Times": An inquest concluded that the death was accidental, a conclusion supported by his only biographer Tim Jeal, though the idea of suicide has appealed to some. Bearing in mind, however, that the fatal wound was just below Speke's armpit, suicide seems most unlikely. Burton, however, could not set aside his own strong dislike of Speke and was vocal in spreading the idea of a suicide, claiming that Speke feared the debate. Speke was buried in Dowlish Wake, Somerset, five miles away from the ancestral home of the Speke family. In 1874–1877, Henry Stanley mounted