A dune landscape in the Rub al Khali or Empty Quarter. Straddling Oman, Saudi Arabia, the UAE and Yemen, this is the largest san

- Image ID: CETR76
David Steele / Alamy Stock Photo
Image ID: CETR76
A dune landscape in the Rub al Khali or Empty Quarter. Straddling Oman, Saudi Arabia, the UAE and Yemen, this is the largest sand desert in the world.
Location: Empty Quarter Desert, Oman, Saudi Arabia, United Arab Emirates and Yemen.