Mount Oldoinyo Lengai in Arusha, Tanzania, is a captivating natural wonder. Known as the “Mountain of God” by the Maasai, it is the only volcano that erupts carbonatite lava. Standing at 2,886 meters (9,462 feet), it features steep slopes and a distinctive white-gray color. Visitors can witness its eruptions, which create stunning displays of molten lava and ash, while exploring the diverse wildlife and breathtaking landscapes nearby.