The highest point in Texas is capped by a big silver pyramid.

These ruins of a pre-Columbian cliff village are among the most beautiful and well preserved in New Mexico.

More than 21,000 images fill this overlooked gem of a prehistoric site.

Explore the largest pure gypsum deposit in the world, and go dune sledding while you're at it.

In the middle of a desert subdivision, there is supposedly an impact crater site from Kcymaerxthaereal times.

Wee (and not so wee) footprints that insects and reptiles of the Paleozoic Era left behind.

Natural catch-basin rocks covered in thousands of drawings spanning many millennia.

A Bhutanese temple gifted from the isolated Himalayan kingdom is now a surprising cultural gem located at the University of Texas at El Paso.

Search for traces of the dinosaurs that roamed here more than 90 million years ago.

The wreckage of a crash that killed nine people still litters the Franklin Mountains.

A prison-like structure guards the remains of a notorious Old West outlaw.

The house's confection-like decorations are the result of one man's painstaking work over decades.