This natural sea cave hides a small wonderland of natural turquoise beauty.

This architectural onion has an original 1930's Jerry O'Mahony dining car at its core.

The first bridge observation tower in the U.S. offers one of the best views of Maine.

No one knows the meaning behind this giant sculpture of a nude woman with a fork riding a rooster in Havana.

The tragic reality of a town riddled with rumors of haunts, chemical spills, and serial killers.

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

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

The internal railway of one of the biggest steel plants in America has been transformed into a linear park with unique industrial views.

Once the "Eighth Wonder of the World," this iron railroad bridge was decimated by a tornado.

One of the steepest streets in the United States makes an intriguing challenge for cyclists.

Frank Lloyd Wright's most iconic home dangles over a Pennsylvania waterfall.

An abandoned stretch of highway, deteriorating next to the operational one.

World's first "penitentiary," meant to be humane, drove men insane.

The flock of plastic poultry is an ode to the classic comedy staple.

Three bridges and one giant canyon make up this fantastic Spanish settlement.

This steamer is known as "The ship that built Cleveland."

On a wall in Cleveland, Ohio find the story of a highly connected fictional community of organisms that created remarkable, lasting structures.

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

A favorite of Amelia Earhart, ranking among those rare bridges that can be crossed without changing sides of the river.

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.

The only presidential monument to display a late POTUS's actual casket.

Funded by John D. Rockefeller, this is one of the earliest, and most beautiful, shopping arcades in America.

The largest ancient burial mound in Ohio.

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