🔬 Discovery

Source of the Nile: Lake Victoria and Ripon Falls

Fuentes del Nilo: lago Victoria y cataratas Ripon

Date
1858-1862 · confidence high
Place
Ripon Falls, Jinja, Uganda
Credited to
John Hanning Speke (1858, 1862); Richard Burton; confirmed by Henry Morton Stanley (1875)
People
👤 John Hanning Speke1827–1864👤 Richard Francis Burton1821–1890
Field
Cosmos & Earth

⚠️ Disputed: the sources disagree.

What was discovered

Speke identified Lake Victoria as the source of the White Nile and in 1862 located its outlet at the Ripon Falls. The dispute with Burton, who favoured Lake Tanganyika, ended with Stanley's circumnavigation of the lake.

Coordinates of the Ripon Falls (now under the reservoir). Priority disputed between Speke and Burton; the more remote sources (Nyungwe, Rwanda; Kagera) are still debated. The Baganda and Basoga peoples knew the lake (Nalubaale) perfectly well.

What it led to

  • The Scramble for Africa and British colonisation of Uganda
  • The Owen Falls Dam (1954), which submerged the falls
  • Resolution of a geographical question posed since Herodotus
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Sources✓ verified 2026-09-25