Where is Olduvai Gorge? Olduvai Gorge is a UNESCO World Heritage Site situated in the Ngorongoro Conservation Area in the eastern Serengeti environment. The largest yearly wildebeest migration in the world is known to occur in Northern Tanzania’s Serengeti Plains. The Olduvai Gorge is roughly thirty miles (48 km) long. On the side of the ravine is a museum where guests can view exhibits of fossil excavation findings and learn more about the valley and its environs. A second hall …
