The Sahara Desert
The Sahara Desert is in Africa. It coverers 3,600,000 square miles (9,200,00 square kilometers) of the continent. It is the biggest hot desert on earth and the third-largest in total. The other two are the northern Arctic and Antarctica. According to NASA, the average temperature for the area is 100 degrees Fahrenheit (38 degrees Celsius) during the day, and at night it lowers to 25 degrees Fahrenheit (minus 4 degrees Celsius).