Deserts cover more than a quarter of the land on Earth—that's a lot of room for exploration https://on.natgeo.com/2DtpJhu

Deserts cover more than a quarter of the land on Earth—that's a lot of room for exploration https://on.natgeo.com/2DtpJhu 

https://twitter.com/NatGeoTravel/status/1044813939928977410