Sand, sun, stones, and heat — that's probably what you picture when you think of a desert landscape. But, if you've seen one desert, you haven't seen them all. The planet comprises a wide ...

Some parts of the desert’s more than 40,000 square miles occasionally see rain, but the driest reaches of the desert landscape go the ... ceiling turned upside down. The best time to visit ...

Alamy When most people imagine an archetypal desert landscape—with its relentless ... as African Humid Periods—much more rain comes down over north Africa. With more rain, the region gets ...