The Algerian Desert is a located in north-central Africa and is part of the Saharan Africa.
The desert occupies more than four-fifths of the Algerian territory.
Its expansion starts from the Saharan Atlas, more or less as a stony desert and the farther inland you get the more of a sand dune desert it becomes.
In the southwestern parts is the mountain range Tassili n’Ajjer located.
The highest official temperature was 50.6 °C (123.1 °F) at In Salah.
For more reading
http://www.africanseer.com/african-articles/list-of-deserts-in-africa/index.1.html
