One of Cincinnati's greatest fighters once trained at a now defunct gym in this Over-The-Rhine neighborhood.

A rancher expanding a natural spring for his cattle came up with bones – lots and lots of them.

This museum houses artifacts from American adventurers and filmmakers Martin and Osa Johnson.

Once a mortuary that held the remains of Buffalo Bill, this Denver hotspot is now a death-fixated restaurant.

An antique narrow gauge railway line still running through the Colorado and New Mexico mountains.

This museum offers an actual time machine back through Colorado's past.

This tea house was a hand-built gift from Boulder's sister city in Tajikstan.

Wall to wall taxidermy at Denver's oldest and most exotic steakhouse.

The childhood home of Henry Jones Jr. is now an adventure-themed bed and breakfast.

One woman's UFO-themed campground, complete with self-built energy vortexes, UFO-themed weddings, and magic bushes.

A famous flea market artist's studio that's full of odds and ends.

This volcano rises like a giant anthill from the plains below, with a road spiraling up to the rim.

The ruins of this abandoned fort now stand as a picturesque reminder of America's march West.

This popular pilgrimage site offers a hole filled with holy healing dirt.

If drivers cross the rumble strip on this stretch of Route 66 at just the right speed it plays "America the Beautiful."

This abandoned, windowless concrete block is one of the strangest buildings in Tulsa.

Its incredible collection preserves 170 years of sewing machine history.

An immersive art experience built by local arts collaborative, Factory Obscura, in the building formerly known as The Womb, a psychedelic arts center founded by the frontman of the Flaming Lips.

Giant novelty guitars now mark the spot where Robert Johnson is said to have sold his soul to the devil.

The scant remains of an expansive indigenous civilization can be seen at this Arkansas state park.

The site of the Scopes Trial contains a small exhibit dedicated to the famous case.

These beautiful ruins deep in the Pennsylvania woods are thought to have been a ski lodge or a speakeasy, but no one really knows.

A display of magnificent stained glass windows is the first exhibit of its kind.

This shop for all your super spy needs hides an educational secret.