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

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

This old selenite mine is dotted with tiny crystals that make it shimmer like it's covered in glitter.

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

Hike the unusual hoodoos and rock formations that form this little-known natural wonder.

Bootleggers ran booze beneath this building before (and after) Route 66 appeared beside it.

A small canyon with petroglyphs and a seasonal waterfall, only a short hike from the remnants of old Route 66.

A partial tunnel blasted into a steep ridge is all that remains of a failed railway across Arizona.

Along the old Route 66 is an abandoned trading post made from old telephone poles, built by a former circus clown.

This collection of neon icons is preserving Arizona's history, one sign at a time.

This sanguine boulevard was named after a deadly cowboy bar fight.

For those going through a life transition, a place to leave behind a piece of your former self.

This giant steer-skull edifice refuses to die.

This collection of Wild West movie memorabilia also claims to hold some secrets of the Lost Dutchman's mine.

The eroded core of an ancient volcano is now accessible by a short hike.

This rustic cabin, outfitted with gun slits, was once home to John D. Tewksbury, patriarch of the bloodiest family feud in American history.

A secret fresh water spring for animals and humans alike hidden along the most famous road in the United States.

One of the world's largest telescopes, stares into the night sky with two huge mirrors.

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

A living snapshot of a different time in America is preserved and maintained by a community of volunteers.

A mysterious "wedding cake" castle in the middle of the urban desert.

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

A Tucson museum and performance space full of found-object movable sculptures.

An artificial crater field that trained astronauts for lunar exploration.