North African plateau.. Saharan Africa with a flat surface and by the mountain ranges and the old ones Alhogar Altasala in the mountains of Algeria and Tbsta in Libya and Sudan's Darfur

North African plateau stretching over an area of ​​about 3000 km2, operates what is known as the Sahara, mostly characterized by surface Balastewae. As they descend gradually towards the north as there are mountain ranges and old ones Alhogar Altasala in Algeria, Tbsta Mountains in Libya and Darfur in Sudan. And configurations on the Libyan border, the Egyptian-Sudanese-infested ponds and dry valleys and oases.