8 Words That Are Older Than You Think
Republic in eastern Africa, formed in 1964 by the union of Tanganyika and Zanzibar. It is bordered to the north by Uganda, Lake Victoria, and Kenya; to the east by the Indian Ocean; to the south by Mozambique, Malawi, and Zambia; and to the west by the Democratic Republic of Congo, Burundi,, and Rwanda. Its capital and largest city is Dar es Salaam.
Note: Louis B. Leakey, a British anthropologist, found the remains of a direct ancestor of the present human species, about 1.75 million years old, at Olduvai Gorge in northeastern Tanzania.