* The Nile River is the longest river in the world, and it flows through Ethiopia for about 850 kilometers. The Nile River Basin covers about 60% of Ethiopia's land area.
* The Blue Nile River is a tributary of the Nile River, and it flows through Ethiopia for about 1,450 kilometers. The Blue Nile River Basin covers about 20% of Ethiopia's land area.
* The Tekeze River is a tributary of the Nile River, and it flows through Ethiopia for about 700 kilometers. The Tekeze River Basin covers about 10% of Ethiopia's land area.
Mountain Ranges
* The Ethiopian Highlands are a series of mountain ranges that run through the center of Ethiopia. The Ethiopian Highlands are home to some of the highest peaks in Africa, including Mount Ras Dashen, which is the highest peak in Ethiopia at 4,533 meters.
* The Simien Mountains are a range of mountains that are located in the northern part of the Ethiopian Highlands. The Simien Mountains are known for their rugged scenery and their unique wildlife.
* The Bale Mountains are a range of mountains that are located in the southeastern part of Ethiopia. The Bale Mountains are known for their alpine lakes and their rich biodiversity.