Okavango River Okavango, the fourth longest river in southern Africa drains Angola, namibia and Botswana. It is known as Cubango River in Angola where it originates and ultimately drains into the Moremi Wildlife Reserve in Botswana. The river is 1,600 kilometres long and has a basin area of 5,30,000 square kilometres. The river does not have any outlet into the sea. Instead, it empties into the Okovango Delta, a swamp in the Kalahari Desert. The river also feeds adjoining water bodies like Popa Falls, Boteti River and Lake Ngami. Okavango River’s water is a serious bone of contention between the drought-hit namib ia and Botswana. Okavango Delta Okavango Delta is the world’s largest inland delta (area 28,000 square kilometres). The Okavango River flows through the Kalahari till it splits itself into a maze of lagoons, channels and islands,  [...]