'''Burundi''' (, ), officially the '''Republic of Burundi''' (, ; Swahili: Jamuhuri ya Burundi; French: République du Burundi}},  or ), is a landlocked country in the Great Rift Valley where the African Great Lakes region and East Africa converge. It is bordered by Rwanda to the north, Tanzania to the east and southeast, and the Democratic Republic of the Congo to the west; Lake Tanganyika lies along its southwestern border. The capital cities are Gitega and Bujumbura, which is also the largest city.