What is Congo River?
{{Infobox River | name = Congo River | image = Congo maluku.jpg | image_caption = Congo River near Maluku | source1_location = |mouth = [[Atlantic Ocean]] | subdivision_type1 = Countries | subdivision_name1 = [[Democratic Republic of the Congo]], [[Central African Republic]], [[Republic of the Congo]], [[Angola]] [[Zambia]], [[Tanzania]] |length = 4,700 km (2,922 mi) | source1_elevation = | discharge1_avg= 41,800 m³/s (1,476,376 ft³/s) | basin_size = 3,6170,000 km² (1,420,848 mi²)}} [[File:DRC-locator.PNG|thumb|right|250px|The river running through Democratic Republic of the Congo]] [[File:Advance Column of the Emin Pasha Relief Expedition 1890.jpg|thumb|250px|[[Henry Stanley]] with officers of Advance Column, [[Cairo]], 1890. From left: Dr. Thomas Heazle Parke, Robert Nelson, Henry Stanley, William Stairs, and Arthur Jephson]] The '''Congo River''' (also known as '''Zaire River''') is the largest [[river]] in [[Africa]]. Its overall length of 4,700 [[kilometre|km]] (2,922 [[mile]]s) makes it the second longest in Africa (after the [[Nile]]). The river and its [[tributary|tributaries]] flow through the second largest [[rain forest]] area in the world,<ref>{{cite web|url=http://www.rainforestfoundationuk.org/s-News?fcpage=News&offset=6|title=A fresh step towards the first indigenous rights law in Republic of Congo|author=The Rainforest Foundation|date=2006|access-date=2008-01-30|archive-date=2007-11-15|archive-url=https://web.archive.org/web/20071115032044/http://rainforestfoundationuk.org/s-News?fcpage=News&offset=6|url-status=dead}}</ref> second only to the [[Amazon Rainforest]] in South America. The river also has the second-largest [[Discharge (hydrology)|flow]] in the world, behind the [[Amazon River|Amazon]], and the second-largest [[drainage basin|watershed]] of any river, again trailing the Amazon. Its [[watershed]] is a little larger than that of the [[Mississippi River]]. Because large parts of the [[river basin]] sit north and south of the [[equator]], its flow is steady, as there is always at lea