Is a protected area and a UNESCO World Heritage Site located in Ngorongoro
District, 180 km
(110 mi) west of Arusha City in Arusha Region,
within the Crater Highland geological area of northeastern Tanzania.
The area is named after Ngorongoro Crater, a large volcanic caldera within
the area. The Ngorongoro Conservation Area Authority administers the
conservation area, an arm of the Tanzanian government, and its boundaries
follow the boundary of the Ngorongoro District in the Arusha
Region. The western portion of the park abuts the Serengeti National Park, and
the area comprising the two parks and Kenya's Maasai Mara game
reserve is home to Great Migration, a massive annual migration of millions of
wildebeest, zebras, gazelles, and other animals. The conservation area also
contains Olduvai Gorge, one of the most important Paleoanthropological sites
in the world.