description Olduvai Gorge Overview
Olduvai Gorge is an archaeological and paleoanthropological site in northern Tanzania, within the Ngorongoro Conservation Area and the broader East African Rift system. Its exposed sedimentary layers preserve stone tools, animal remains, and hominin fossils spanning a long period of early human evolution. In 1959 Mary Leakey discovered the well-preserved cranium later assigned to Paranthropus boisei there, helping bring international attention to research conducted by the Leakey family and others.
insights Ranking position
Olduvai Gorge ranks #3 of 96 in the Badland ranking, behind Dinosaur Provincial Park, ahead of Purnululu National Park (Bungle Bungle Range).
help Olduvai Gorge FAQ
Why is Olduvai Gorge important to human-evolution research?
Its exposed sediment layers preserve early stone tools, animal bones, and hominin fossils from different periods. Discoveries associated with Louis and Mary Leakey helped establish East Africa as a central region in the study of human origins.
Which early human fossils were found at Olduvai Gorge?
Major finds include the Paranthropus boisei skull discovered by Mary Leakey in 1959 and remains attributed to Homo habilis. The gorge also preserves evidence connected with later Homo erectus populations.
How old are the stone tools at Olduvai Gorge?
Some Oldowan tools from the gorge are roughly 1.8 million years old. They include deliberately struck flakes and cores used by early hominins for tasks such as processing animal material.
Can tourists visit Olduvai Gorge from the Serengeti?
Yes. The site lies in Tanzania's Ngorongoro Conservation Area, near the route between Ngorongoro Crater and Serengeti National Park, and has a visitor museum. Access is regulated as part of the conservation area rather than treated as an unrestricted excavation site.
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