The Congo River is the deepest in the world, plunging to a depth of 220 metres (720 feet). Stretching approximately 4,700 kilometres (2,920 miles), it is Africa\\u2019s second-longest river, after the Nile. Flowing through several Central African nations, including the Democratic Republic of the Congo and the Republic of the Congo, it serves as a vital artery for transportation and trade. Its immense depth and powerful currents generate formidable rapids and hidden underwater waterfalls. The surrounding river basin boasts one of the world\\u2019s most diverse ecosystems, teeming with unique fish, wildlife, and plant species.