The Maasai are a Nilotic ethnic group inhabiting northern, central and southern Kenya and northern Tanzania, near the African Great Lakes region. The Maasai speak the Maa language, a member of the Nilotic language family that is related to the Dinka, Kalenjin and Nuer languages. Except for some elders living in rural areas, most Maasai people speak the official languages of Kenya and Tanzania, Swahili and English.

Ngorongoro Conservation Area 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 Highlands 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 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.