A stoic rock cairn is all that remains to remember one of the more brutal instances of frontier treachery in American history.

This secluded aqua waterfall in the Grand Canyon is the perfect swimming hole, and the Havasupai tribe's fiercely protected natural wonder.

Local lore holds that Butch Cassidy took an escape route through Red Canyon's sandstone hoodoos after an attempted murder.

Irontown was founded in 1868, as a second attempt to mine iron from the nearby Iron Mountain.

Colorful sand dunes create a unique attraction in this part of Utah's red-rock country.

Rippling sand dunes frozen in the Arizona rock.

Giant pinnacles in the sun-scorched lands of Southern Utah have been nicknamed "white ghosts."

Ute tour guides have been sharing the ancient dwellings and rock art inside this large park with visitors for more than 40 years.

This famous Nevada gold mine, once a hotbed of Wild West shenanigans, is now open for tours.

Most-visited and most-photographed slot canyon in the American Southwest.

These mid-century motels once housed the workers who built the Glen Canyon Dam.

This isolated outpost was once the only place to cross the Colorado River for hundreds of miles.

An Ancestral Puebloan ruin that appears to burst into flames in the sunlight.

An incredible airplane graveyard sits outside this small museum dedicated to preserving aviation history.

This ancient cave is home to a museum, bar, and is filled with fluorescent minerals.

A breathtaking array of ancient Pueblo structures and artifacts counterintuitively preserved by neglect.

A well-preserved Ancestral Puebloan ruin tucked beneath a desert cliff.

The location where the iconic movie character declared it was time to go home.

Ancestral Puebloan ruins, natural arches, and box canyons abound in this seldom-visited corner of Monument Valley Navajo Tribal Park.

Hidden inside this Arizona fast food franchise is an in-depth exhibit on the famed WWII counterintelligence program.

More than a century old, this trading post resides in the Navajo Nation.

This Native American settlement dates back to the Pueblo II period.

Eons ago, a rushing lava river formed this pristine passage through solid rock.

All of the 20 occupied houses in this mostly abandoned town feature some curious display of junk art.