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

The remains of this hell for leather wild west town can still be found in the Arizona desert.

The massive, incredibly rare instrument is over 11 feet tall with a range so deep it goes lower than humans can hear.

The first permanent memorial to a unique secret weapon of World War II.

The shop's owner has spent decades in the desert wearing nothing but a strategically placed sock.

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

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

A once popular resort—said to be the vacation spot of gangster Al Capone—now remains abandoned in the woods of Arizona.

A former department store turned into a quirky restaurant.

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

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

From working out of his garage to the James Beard semifinals, one Tucson baker has kept his fan base—and his grains—local.

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

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

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.

Legend says train robbers stashed their gold within the depths of this unusual cave.

This public square capitalized on a single Eagles reference to bring some life back to an Arizona town.

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.

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

A Wild West jailhouse that slid down the mountainside.

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.