This replica of Michigan's mighty Mackinac Bridge is more than 200 times smaller than its northern counterpart.

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

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

Circleville is seriously smitten with this giant gourd.

Three bronze deer sculptures relax along the Scioto Mile.

A unique collection of military history dating back to the American Revolution.

This unusual three-way wooden foot bridge spans two rivers at once.

An abandoned 1970s theme park that has been turned into a space for waterfront walking.

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

Known locally as "the giant head," this 14-foot LED sculpture has a photo booth in the neck where you can have a 3D picture taken and displayed.

A sealed test tube said to hold Thomas Edison's dying breath was given to the inventor's friend and mentee, Henry Ford.

This small plaza encourages people diagnosed with cancer to never give up hope.

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

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

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

A serene plaza that commemorates one of the Granite State's most iconic figures.

The largest earthwork effigy in the world.

The statues honor the state transportation employees who've died while performing their work-related duties.

Perched atop a brick smokestack, this enormous lug nut symbolizes the local minor league baseball team.

The highest point in Delaware is located under a trailer so this marker across the street will have to do.

This charming colonial alleyway is one of the oldest continuously used residential streets in the U.S.

A gas station has taken the place of the home of the 19th American President.

Standing in a state of "arrested decay," this ghost town allows for a detailed peek into Gold Rush life in an unusually harsh climate.

Rare recess caves fill this unbelievably beautiful Ohio park.