One of the largest open-pit copper mining operations in the entire country.

The abandoned train depot now doubles as a well-placed rest stop for those who take the road less traveled.

This dormant volcanic crater has been converted from a roiling pit of magma to a pleasant hiking spot.

Burping, gurgling geothermal mud pots by the Salton Sea.

Experience a charming 1930's version of "infotainment."

More than 300 years ago, a revolt at this Hopi pueblo shaped the future of the American Southwest.

The lost ruins of the forgotten ferry lie hidden beneath the silt.

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

The remnants of a creative early method of wildfire prevention.

This Route 66 classic sports a giant fiberglass rabbit that you can ride.

Giant telescope mirrors built in a spinning furnace under a college football stadium.

Walk through the actual strap iron cells and solitary chambers of Arizona Territory’s first prison.

A Saint Nicholas-themed ghost town in the Mojave desert.

Sleep where gangsters fell amidst smoke and flame, with nary a bullethole to show for the legendary struggle.

An Arizona museum with a collection of pharmaceutical oddities, including a jar of a gangster's chewed gum.

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

Don't blink or you'll miss it.

This remote desert watering hole has a connection to a curious chapter of American history.

This southwestern historic site was designed and built by an artist who wanted his work to "feel at home."

The wreckage of a deadly bomber plane crash can still be found near an Arizona peak.

This immigrant bridge once spanned the Thames but is now a fixture of an Arizona city.

The remains of this rugged homestead ranch offer a brief glimpse into a bygone era.

A pair of giant roadside arrows are all that remains of a former Route 66 trading post.

An off-the-beaten path cave with an underground lake.