where most great deserts in the world are located
Sahara. The Sahara, located in North Africa, has to be one of the most famous deserts in the world! It is the worldâs hottest desert and the third largest desert on the planet. Some of the sand dunes in the Sahara can reach as high as 590 feet tall! The Sahara is 360, 000, 000 square miles and the name comes from the Arabic word for desert. Courtesy of Science Daily.