Thousands of years ago, Indigenous people painted images onto these canyon walls that are still on display today, provocative, mysterious, and enduring reminders of the people who lived here long ago.

This gallery of prehistoric red ochre art lines the wall of a scenic segment in Utah's San Rafael Swell.

One man has installed bathtubs into the Utah desert floor to harness the powers of a natural hot spring.

Erosion and various mineral deposits give this striking canyon its distinct color and soft appearance.

A mining camp built around an unexpected occurrence of silver.

Preserving the remains of Native American cultures which otherwise would have been submerged behind Hoover Dam.

This giant temperature attraction created some giant electric bills.

A collection of anti-communist sculptures stands watch in the Mojave Desert.

A desert ghost town—occupied for only 12 years—was once home to more than 500 silver mines.

Nationwide network of co-ownership underground catastrophe shelters.