For the first part of the Sahara series, see Birth and Evolution of a Desert. The harsh desert conditions of the Sahara, as we know it today, prohibited extensive contact between northern Africa and their southern neighbors for a very long time. Before the camel was introduced, people did undertake the journey on foot or …
For the second part of the Sahara series, see Crossing the Desert. Covering a vast area ranging from the Atlantic to the Red Sea, the largest hot desert in the world, the Sahara, is approximately the size of the entire United States or China. But its effects are felt well beyond its borders. Sand storms relentlessly …