Old car parts and assorted materials get turned into one man's mechanical treasures on the side streets of Cleveland.

A 2,000-year-old Adena burial mound located along a busy street in Columbus, Ohio.

The mounds at this site were reconstructed with the help of archaeologists and historians.

This semi-spooky remnant of an abandoned hotel provides fantastic views.

Designed by Horace Trumbauer in 1893, this Gothic-style castle is now a home for academics.

These ruins of an octagonal stone school that was later used as an A.U.M.P. church exemplify a popular school design from the 1830s.

The ruined remains of a coal mining ghost town are hidden within the woods.

Steepest flood safety railway in the entire world.

Memorializing an American tragedy of massive proportions.

Where America's first doomsday cult awaited the end of the world.

Pennsylvania’s creepiest roadside attraction is a haunting example of roadside kitsch.

In the Mound Hill Cemetery resides the final resting place of the world's tallest couple.

Hundreds of 19th-century characters descend upon an Ohio town every autumn.

It took more than 20 years and a sharp eye for one man to assemble this quirky collection.

Faces carved into the cliffs create an otherworldly walking trail.

This abandoned bridge to nowhere stands secluded in the woods of a Cleveland suburb.

Deep scars on the earth left by the Ice Age.

The inventor of a number of hybrid corn species is immortalized with a field of giant corn.

At the center of this cemetery stands a 2,000-year-old burial mound of the Adena culture.

This historic Ohio bridge is adorned with fanciful locks left behind by loving couples.

This abandoned amusement park was built on a site with a dark history.

The failure of one component toppled this entire bridge during rush hour.

Two insane asylum bodies embalmed by an amateur.

One of the few surviving examples of the first lock and dam system built on the Ohio River.