Morning settles over the world’s largest sand desert, painting the landscape in golden light. Around the tent, dunes glow warmly, their peaks and ridges rising sharply into the clear blue sky.

Morning settles over the world's largest sand desert, painting the landscape in golden light. Around the tent, dunes glow ...

Rub’ al-Khali is the largest “sand sea” in the world, but it was once filled with something quite different: water. And lots of it. Researchers suggest that the lake once reached up to 42 meters (138 ...

Ar Rub al Khali Sand Sea, Arabian Peninsula is featured in this image photographed by an Expedition 27 crew member on the International Space Station. The Ar Rub al Khali, also known as the “Empty ...