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

Medical history museum featuring a lovely doctor's office from the 1800s.

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.

Faces carved into the cliffs create an otherworldly walking trail.

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

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

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

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

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

This collection of Japanese luck idols beckons visitors with over 2,000 waving paws.

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

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

The largest earthwork effigy in the world.

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

Once home to a booming 19th-century oil town, the park now houses a World War II submarine memorial complete with a torpedo.

The site of the one and only battle of Lord Dunmore's War.

Two gems of Beaux Arts architecture that have been sitting vacant for years.

Visit a replica of the estate where Aaron Burr allegedly plotted a treasonous scheme against the United States.

This abandoned mine and power plant was built atop land once given to Revolutionary War soldiers.

This abandoned train tunnel has been the subject of countless ghost stories for years.

Home of a 28-foot tall stalagmite known as the War Club.

The world's largest fully steerable radio telescope.

The last holdout of a pre-Civil War rebel who took the matter of slavery into his own hands.