The Volcanic TIbesti Mountain Range.
Hidden in the Mountains are hundreds of rock paintings and carvings.
Now the Mountains are home to the Toubou tribesmen.
The Tibesti Mountains cover 30,000km².
The Tibesti are a collection of huge dark volcanoes.
The tallest volcano, Emi Koussi, is 3,415m tall.
The Tibesti are the highest mountains in the Sahara.