Niger River Niger River The Niger River (; , ) is the principal river of West Africa, extending about . Its drainage basin is in area. Its source is in the Guinea Highlands in southeastern Guinea. It runs in a crescent through Mali, Niger, on the border with Benin and then through Nigeria, discharging through a massive delta, known as the Niger Delta or the Oil Rivers, into the Gulf of Guinea in the Atlantic Ocean. The Niger is the third-longest river in Africa, exceeded only by the Nile and the Congo River (also known as the Zaïre River). Its main tributary
Mountains of the Moon (Africa) Mountains of the Moon (Africa) Mountains of the Moon (Latin: "Montes Lunae", Arabic: "Jibbel el Kumri") is an ancient term referring to a legendary mountain or mountain range in east Africa at the source of the Nile River. Various identifications have been made in modern times, the Rwenzori Mountains of Uganda being the most celebrated. People of the ancient world were long curious about the source of the Nile, especially Ancient Greek geographers. A number of expeditions up the Nile failed to find the source. Eventually, a merchant named Diogenes reported that he had traveled inland from Rhapta in East