This large sea serves as the Sahara's northern boundary
The northern and southern reaches of the desert, along with the 
highlands, have areas of sparse grassland and ... To the north, the Sahara skirts 
the Mediterranean Sea in Egypt and portions of Libya, but in Cyrenaica and the... [DOC] [TLE] Geography of Algeria - Wikipedia [PAR] Algeria comprises 2,381,741 square kilometers of land, more than four-fifths of 
which is desert, in northern Africa, between Morocco and Tunisia.