The document summarizes information about deserts, including:
- The Sahara Desert is the largest desert in the world, located in Northern Africa covering over 3.5 million square miles.
- Great Sandy and Great Victoria are two deserts located in Australia, with Great Sandy being the second largest desert in the world.
- Deserts can experience very hot days over 120 degrees Fahrenheit, and cold nights below freezing, though it rarely rains in most deserts.