The Nile is a major north-flowing river in northeastern Africa, generally regarded as the longest river in the world. It is 6,650_km (4,130 miles) long. It runs through the ten countries of Sudan, South Sudan, Burundi, Rwanda, Democratic Republic of the Congo, Tanzania, Kenya, Ethiopia, Uganda and Egypt. The Nile has two major tributaries, the White Nile and Blue Nile. The White Nile is longer and rises in the Great Lakes region of central Africa, with the most distant source still undetermined but located in either Rwanda or Burundi. It flows north through Tanzania, Lake Victoria, Uganda and South Sudan. The Blue Nile is the source of most of the water and fertile soil. It begins at Lake Tana in Ethiopia at 12_02_09_N 037_15_53_E_ / _12.03583_N 37.26472_E_ / 12.03583; 37.26472 and flows into Sudan from the southeast. The two rivers meet near the Sudanese capital of Khartoum.
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