Wadi Howar is one of the most remarkable natural features of the south Eastern Sahars. It was proclaimed on the 18th of July 2001, with an area of 100 thousand km sq. as one of the largest national ...

The Wadi Howar—now just a dried-out riverbed for most of the year—sustained not just fish, crocodiles, and hippopotamuses, but also agriculture and human settlement. As late as 1,000 B.C., a ...