Grand Erg Oriental follow the wind's direction. There are other types of dunes, as well as "complex" dunes. Saharan winds are also known to clear an area of sand altogether, leaving bare rock (hamada) or gravel (reg). The "Grand Erg Oriental" is accessible overland by an Algerian road, which goes south from Constantine. It passes through the Aurès mountains, then salt lakes by the city of Biskra. Next the road skirts the western edge of the erg. After about 500 km. in all, it reaches the ancient oasis of Ourgla [Wargla]. Since late antiquity Wargla was a stop for the Saharan trade, being
Project of Translation from Arabic Project of Translation from Arabic The Project of Translation from Arabic (or PROTA) is an academic project initiated by Dr Salma Khadra Jayyusi in 1980 in order to translate, and publish, works of Arabic literature into the English language. The stated goal of PROTA is ""the dissemination of Arabic culture and literature abroad."" The project had its genesis in the late 1970s when Columbia University Press invited Jayyusi to prepare a large anthology of modern Arabic literature. Funding came from the Iraqi Ministry of Information and Culture. Two major anthologies came out of this early endeavour: "Modern Arabic Poetry" (1987)