The Omo River in Ethiopia is a major tributary of the Nile. It is the longest river in Ethiopia and flows for about 1, 400 kilometers from its source in the highlands of Southwestern Ethiopia to its mouth at Lake Turkana in Kenya. The Omo River is an important source of water for the people living in the region, providing irrigation for crops and drinking water for livestock. It is also home to a variety of wildlife, including hippos, crocodiles, and fish.