The Sahara desert is by far the largest desert in the world. It evokes images of sand dunes, camels and just being really really dry. However, it didn’t always use to be that way. Quite recently, at least geologically speaking, it was a place with grasslands and forests. While it disappeared and became a desert, some think a green Sahara might return. Learn more about how the Sahara desert wasn’t always a desert, on this episode of Everything Everywhere Daily.

Learn more about your ad choices. Visit megaphone.fm/adchoices