This Colorado fire station has been in continuous operation for more than a century.

The final resting spot of the Colorado Transportation Department's beloved unofficial mascot.

Take a dip in the world's largest mineral hot springs pool.

Isak Heartstone, a 15-foot wooden troll made out of recycled materials.

A hotel with a rich Wild West history of miners and bootleggers.

Even in death, he's still your huckleberry.

The scene of one of the darkest moments in American labor history has been left essentially untouched since the tragedy.

This once-popular otherworldly landscape was formed by one of the largest volcanic eruptions in history.

This spectacular track has run continuously since 1882.

The ancient dwellings of the Puebloans, located in the cliffs of majestic mesas.

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

The final resting place of the most famous outlaw in the Old West.

This dynamic entertainment venue brings a much-needed funkiness to the region with its bizarre art, eclectic films screenings, and peculiar performance pieces.

The burial grounds of a secret society includes fences topped with fake Tesla balls.

In a dry, neglected cemetery lies the unassuming grave of a soldier vilified in life but celebrated in death.

This drive-by, rotating mini-gallery is nestled in the suburbs of Colorado.

Final resting place of a 19th century gold prospector and convicted cannibal.

A futuristic hovertrain is parked unceremoniously alongside a nondescript road.

The huge collection of paintings of the American West is one of Denver's best-kept secrets.

An impressive collection of over 50,000 minerals including moon rock from the Apollo 17 mission.

Natural rock water slides hidden in the remote forests of northern Idaho.

Rather than a run-of-the-mill franchise hotel, this lodging has been decked out in dinosaur decor.

A Roman-style column in Oregon hides a spiral staircase inside.

100-year-old shipwreck you can walk up to at low tide.