It’s nicknamed La Rouge (‘the red’) for its ochre-red mud-brick buildings — a colour some locals believe represents blood, and by extension their sense of belonging in the desert.

When imagining the vastness of the world, the Sahara Desert often stands out ... comparable to standing at the base of a 60-story building. Such towering formations captivate with their beauty ...

The Sahara Desert is one of Earth’s most arid and desolate places, stretching across a swathe of North Africa that spans parts of 11 countries and covers an area comparable to China or the ...

The Sahara Desert is one of Earth's most arid and desolate places, stretching across a swathe of North Africa that spans parts of 11 countries and covers an area comparable to China or the United ...

Remi Benali / Corbis The Sahara is expanding southward at a rate of 30 miles per year—and part of the desert's recently ... narrow paths between decrepit buildings, in the courtyards of ...