Arusha is a city in East Africa's Tanzania, located at the base of volcanic Mt. Meru. It's a gateway to safari destinations and to Africa's highest peak, 5,895m Mt. Kilimanjaro, lying some 100 kilometers northeast. To the west lies Serengeti National Park, home to wildlife including lions, rhinoceros, giraffes and leopards. Annual migrations feature huge herds of wildebeests crossing its plains.