Thousands of artifacts relating to human sexuality, including the world's largest sex bike.

In the middle of an extremely unforgiving and desolate high desert is the most secret military facility in the world.

Stepping away from the glitz of mobsters and casinos to learn about the other history of Vegas.

Flashy signs from Las Vegas’s past find their final resting place at this unusual graveyard.

This work of art by Matthew Mazzotta resides in this park dedicated to the first black legislator in Idaho.

Tucked away on a scenic trail, a modest memorial honors one of the greatest writers of our time.

Three generations of intrepid collectors display their curious artifacts in a homemade museum right next to the caves they discovered.

Supposedly Satanic numbers adorn this preserved submarine sail.

The secluded site of a 1943 plane crash and amazing rescue is only accessible by hiking through the woods.

Birdhouses, peacocks, animal sculptures, and a graveyard are all found along this eclectic nature trail.

An Idaho legend carved out a cave village with his own two hands.

A museum dedicated to the history and art of staying clean.

After this former brothel closed, its interior remained almost frozen in time.

The world's first nuclear power plant is open to visitors looking to role-play a meltdown.

A small section of Boise, Idaho maintains the unique culture and traditions of the Basque people.

A black cottonwood gets a second life as a home for books.

Despite his legacy of work in Spain, Cuba, and Florida, the larger-than-life writer's grave is a simple affair tucked in an Idaho cemetery.

These black pillars of volcanic basalt seem to call mountain climbers with an unbreakable siren song.

This museum glorifies the humble potato.

Home to the deepest rift anywhere on Earth.

Inside this casino, visitors are treated to slot machines and a rare German Christmas pyramid.

This eclectic collection documents the wild legacies of "America's Wickedest Street."

When zealous marijuana enthusiasts kept stealing the "Mile 420" highway marker, the State of Colorado got creative.

See six states from the newly restored 100-year-old historic roadside attraction.