The SAHARA, the world's largest desert, is located in North Africa and spans several countries. The SAHARAN Desert is a vast area of sand dunes and rocky plateaus that stretches from the Atlantic Ocean to the Red Sea. The Kalahari Desert is located in Botswana, Namibia, and South Africa and is known for its red sand and sparse vegetation. The SINAI Peninsula is located in Egypt and is home to the SINAI Desert, which is characterized by its mountainous terrain and hot, dry climate. All of these deserts are located in Africa and are part of the larger desert biome.