The CONGO River is the second-largest river in Africa, with a length of 4, 700 km and a drainage basin of 3.7 million square kilometers. It is the deepest river in the world, with depths reaching up to 220 meters. The CONGO River is the second-longest river in Africa after the Nile, and it is the only river to cross the equator twice. It is also the largest river in the world by discharge volume, with an average discharge of 41, 000 cubic meters per second. The CONGO River is an important source of water for many countries in Central and West Africa, and it is home to a wide variety of wildlife.