Abdelilah al-Rabea tore off across the Saudi desert, kicking up clouds of sand as a crowd of hundreds cheered him on. Every year through the end of April, droves of people flock to Zulfi, more than ...

Abdelilah Al Rabea tore off across the Saudi desert, kicking up clouds of sand as a crowd of hundreds cheered him on. Every year through the end of April, droves of people flock to Zulfi, more than ...

These stunning photos give a bird's-eye perspective on our extraordinary planet, making ordinary places look like ...

Wearing a helmet and strapped securely into his four-wheel-drive, Abdelilah al-Rabea tore off across the Saudi desert, kicking up clouds of sand as a crowd of hundreds cheered him on. Every year ...

Join presenter, Chioma, for an introduction to the physical geography of the continent of Africa, from the Sahara Desert in ...

Erosion or accretion can reshape the beach and dunes over time so remapping is needed for resource protection and coastal development. This map series updates and supersedes the previous Coastal Sand ...

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At close: April 1 at 4:00:02 PM EDT ...