John Hanning Speke questions about the height and extent of the lake could not be answered easily. Speke's eyes were still bothering him and he only saw a small part of the southern end of the lake and his view was blocked by islands in the lake so he could not judge the size of the lake well. However, Speke did estimate the elevation of Lake Victoria at 4000 feet by observing the temperature at which water boiled at that level. (This lake's being substantially higher than Lake Tanganyika did make it a more likely candidate for the source of the Nile.) From
Burton and Speke (novel) gunshot wound shortly before he and Burton were due to take part in a public debate regarding the controversy. "Mountains of the Moon" (1992) was directed by Bob Rafelson and starred Patrick Bergin and Iain Glen. Burton and Speke (novel) Burton and Speke is a 1982 historical novel by William Harrison recounting the 1857 expedition of the search for the source of the Nile by the famous Victorian explorer, linguist and anthropologist Sir Richard Burton and English aristocrat and amateur hunter John Hanning Speke. The book was adapted for film in 1990 by Harrison and director Bob Rafelson. Although both