Orinoco

The Orinoco River is one of the longest rivers in South America at 2,140km. Its drainage basin, sometimes known as the Orinoquia, covers 880,000km2, with 76.3 percent of it in Venezuela and the remainder in Colombia. It is the fourth largest river in the world by discharge volume of water. The Orinoco River and its tributaries are the major transportation system for eastern and interior Venezuela and the llanos of Colombia. The Orinoco River is extremely diverse, and hosts a wide variety of flora and fauna.