The spectacular collection of one of the world's best woodcarvers.

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

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

Cleveland's giant "free" stamp is a nod to the Civil War, but was misinterpreted for years.

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

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

Take a drunken tour inside the world's largest known geode.

Mausoleums, astronomy, and animatronic dinosaurs at this memorial to an assassinated American president.

One of the last few period-correct, hand-operated canal locks in the country.

A circle of giant painted vases in the former pottery capital of the United States.

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

A mine fire has been burning under the deserted town since 1962, but this church is still going strong.

This public space is speckled with the eerie remnants of a defunct amusement park.

Sail through this subterranean show cave that is home to a legend that would go on to name nearly everything around it.

The site of America's first commercial oil well essentially disappeared after the town went bust.

The Pennsylvania landscape depicted by a quarter mile of mosaics made from used road signs.

The only statue of its kind to commemorate Washington's beginnings as an officer of the British Colonial Militia.

A living maritime paradox still floats in the same lake where it was built and resurrected... or was it?

A quirky collection of outsider art made from automobile parts.

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

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."

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

Just outside the Ohio Supreme Court sits a testament to justice.