This pair of eccentric Ohio castles were built by a pair of brothers who wanted to bring a bit of class to the Ohio wilderness.

These sub-farmland caves are home to a majestic stalactite known as the "Crystal King."

This burger joint is named after everyone's favorite carnival prize and is adorned with a giant one over the door.

The oldest county library in the United States.

One of the largest collections of holy relics in the country.

The final resting place of the most famous sharpshooter.

The fifth geographically in a series of twelve statues commemorating westward expansion in the United States.

A small town museum celebrates the history of the Ohio county that produced Annie Oakley and other famous figures.

This bridge uses an inverted bowstring truss and is believed to be the only of its kind in the United States.

Giant trolls run this farm!

You can walk through the first Boeing Air Force One, which famously carried JFK's casket from Dallas back to D.C.

A real flying saucer, contracted by the U.S. Air Force.

Inside houses a vast collection of military aircraft and missiles spanning the ages.

The childhood home of the Wright Brothers in Dayton.

A headstone tells the sad story of a lost little boy and his pet dog.

The largest ancient burial mound in Ohio.

Now in disrepair, this 19th century station was a stop on of the famed B&O Railroad.

An abandoned munitions factory with a shot tower continues to wage war on the surrounding environment.

A local cafe and concert venue occupy a 1913 school house.

A castle built by an eccentric medieval enthusiast in suburban Ohio.

The former broadcast site has been reimagined as a museum about the medium.

A free park where visitors can learn about and collect 440 million-year-old fossils.

An unusual, super-sized grocery adventure awaits in an Ohio suburb.

A memorial for an outsider theorist who believed that the planet is actually hollow.