Where is Atbara?
The Atbara River rises in the Ethiopian highlands north of Lake Tana and flows westward into Sudan, turning north to receive the Angareb and Satīt (Tekezē) rivers before heading northwestward to the Nile. It flows for a total of 500 miles (805 km). Why is the Nile blue? The Blue Nile is so-called because during…