A slab of sandstone covered with mysterious 1,000-year-old rock carvings from a vanished North American culture.

Landmark dedicated to the plight of the American Indian in the 21st century.

The ruins of the suspension bridge hang over Kingsbury Run as a ghost of racial prejudice.

Ghost stories surrounded this “castle,” the only structure from a huge mansion that was never built.

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.

This magnificent Cincinnati graveyard is also a popular public park.

A miniature world of concrete and stone in Springfield, Ohio.

This lovely university observatory continues to sit abandoned since its potential savior was sent to jail for fraud.

An abandoned asylum incorporated into a college campus.

A history of tragedy and a pile of eerie stories have contributed to this house's consistent ranking as one of the most haunted places in Ohio.

Deep scars on the earth left by the Ice Age.

What is it about mushrooms that makes people wish they lived inside of them?

Faces carved into the cliffs create an otherworldly walking trail.

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

The only remnant of a small mining town is an abandoned railroad tunnel that is steeped in ghostly lore.

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

An unoccupied lighthouse encased in layers of ice from the waters of Lake Erie.

The entrance to this sinisterly named tunnel hides behind a Tim Hortons.

Prison made famous by The Shawshank Redemption has been out of commission since 1990.

The largest earthwork effigy in the world.

An abandoned relic of the city's failed experiment with below ground transit.

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

A collection of Witchcraft artifacts and occult paraphernalia started by the leader of the Long Island Coven.

The angel of death appears to weep black tears at this grave marker.