This video shows the dramatic desert landscape near the Khongor Sand Dunes, Mongolia, where layers of red, orange, and white ...

A 2017 satellite image of the Sahara's Tanezrouft Basin shows the abstract beauty in ancient rock folds and colorful salt flats that have been sculpted in this terrifying region over millions of years ...

A strange circular formation just miles from the highly classified Area 51 base has fueled speculations that it could be a ...