Repeated swings in temperature can also weaken and eventually fragment rock, which expands when hot and shrinks when cold. Such pulsing slowly turns stones in the arid desert to sand. Likewise ...

The desert is home to a variety of unique plant and animal species, including desert foxes, sand cats, and Egyptian vultures ...

As a plane soars over the high desert of southern Peru, the dull pale sameness of the rocks and sand organize and change form. Distinct white lines gradually evolve from tan and rust-red.

Sand bunkers, waste bunkers ... The "fairways" that make up the desolate landscape course consist of rocks and desert scrub that was once a local racing club on the very same grounds.