Arusha is a city in northern Tanzania and the capital of the Arusha Region, with a population of 416,442 plus 323,198 in the surrounding Arusha District (2012 census). Located below Mount Meru on the eastern edge of the eastern branch of the Great Rift Valley, Arusha has a temperate climate. The city is close to the Serengeti National Park, the Ngorongoro Conservation Area, Lake Manyara National Park, Olduvai Gorge, Tarangire National Park, Mount Kilimanjaro, and Arusha National Park on Mount Meru.
Arusha is a major international diplomatic hub. The city hosts and is regarded[who?] as the de facto capital of the East African Community. Since 1994, the city has also hosted the International Criminal Tribunal for Rwanda. It is a multicultural city with a majority Tanzanian population of mixed backgrounds: indigenous Bantu, Arab-Tanzanian and Indian-Tanzanian population, plus small White European and white American minority population. Religions of the Arushan population are Christian, Jewish, Muslim, and Hindu.