Its sides illustrate seven periods of accumulation, named Beds I through IV, then Masek, Ndutu, and Naisiusiu.
The area through which this thirty-mile long feature cuts may once have been a lake sixteen miles in diameter that filled with volcanic sediments. Its sides illustrate seven periods of accumulation, named Beds I through IV, then Masek, Ndutu, and Naisiusiu. The site is named for the Maasai word for the wild sisal plant. For 10 points, name this location in the Serengeti Plains of northern Tanzania, where fossils and tools of early humans were found by the Leakey family.
The area through which this thirty-mile long feature cuts may once have been a lake sixteen miles in diameter that filled with volcanic sediments.
{Olduvai} Gorge [or {Oldupai} Gorge]