1. The Sahara has always been a desert.
2. Most of Niger is desert.
3. The Sahara Desert covers parts of 10 countries.
4. Deserts do not grow.
5. The Gobi is the largest desert in the world.
6. The Sahara Desert is overcrowded.
7. The Sahara is buried in many kilometers of sand.
8. The Sahara is made up entirely of sand.
9. Timbuktu is a remote city in the desert.