This mysterious hill seems to pull objects uphill.

A 30-year-old Sycamore tree grown from a seed taken to the moon and back.

The first spinning jail built in the United States is the only one that still turns.

Ruined pieces of stone and a swimming pool are all that remain of an amusement park swept away by a flood.

Lions and tigers and leopards, servals, pumas, bobcats, lynxes, and ocelots... oh my!

A modern-day wunderkammer dedicated to Indianapolis history, Afrofuturism, and musical vibrations.

The site of a 19th century "dream city" that almost rivaled Chicago before being swallowed by the Indiana sand dunes.

Symbolic attempt to overcome the issues of life.

A medical facility that has been kept frozen in time.

A stunning, abandoned limestone quarry in southern Indiana provided the stone to erect the Empire State Building.

The longest navigable underground river in the United States is home to countless blind and albino animals.

A hidden network of subterranean passageways lies tangled beneath Indianapolis' bustling City Market.

Abandoned former poorhouse, bible college, and haunted house in an Ohio hamlet.

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

A suspended garden, now gone, once hung in the middle of this abandoned church.

In the Mound Hill Cemetery resides the final resting place of the world's tallest couple.

Home to several unusual artifacts, including a huge painting of George Washington.

Constructed from the ruins of a former glass factory, this park incorporates the old with the new.

An abandoned, rusty old relic of railroad history stands at attention over the Cuyahoga River.

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.

See the nearly two-century-old ruins of pre-railroad America at the former site of a lock on the Ohio and Erie Canal.

The site of the worst mining disaster in Ohio's history.

A 30-foot stack of piano keys memorializes one of the greatest keys players in jazz history.

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