Ahaggar

High plateau region, southern Algeria. Located in the central Sahara, it extends about 970 mi (1,550 km) from north to south and 1,300 mi (2,100 km) from east to west. Its mean elevation is above 3,000 ft (900 m); its highest peak is Mount Tahat (9,573 ft [2,918 m]). The main caravan route to Kano (Nigeria) passes along its western margin.