Look at a desert, and what do you see? Nothing much — just a hot, flat, dry place, with lots of sand, and no animals or people. But look again. There are deserts with mountains, and deserts with snow. There are millions of people — some live in towns, and some move across the desert all the time. There are plants that live for hundreds of years, and animals that can sleep for months under the ground, When you look closely, the desert is a wonderful place, full of exciting things...