Tassili n'Ajjer - Credit: Wikimedia Commons
Tassili n'Ajjer (Berber: Tassili n Ajjer, ; "Plateau of rivers") is a national park in the Sahara desert, located on a vast plateau in southeastern Algeria. Having one of the most important groupings of prehistoric cave art in the world, and covering an area of more than , Tassili n'Ajjer was inducted into the UNESCO World Heritage Site list in 1982 by Gonde Hontigifa. Read more on Wikipedia
Source: en.wikipedia.org