Danakil Depression is known as is known as is known as is known as Danakil Depression "The Cruelest Place on Earth" some areas salt traders is known as is known as http://ngm.nationalgeographic.com/ngm/0510/feature2/ is known as Cruelest Place on Earth: Africa’s Danakil Desert. Cruelest Place on Earth: Africa’s Danakil Desert. is known as http://ngm.nationalgeographic.com/ngm/0510/feature2/ is known as is known as is known as is known as Cruelest Place on Earth: Africa’s Danakil Desert. source of life for the Afar people