Moonbows over Kentucky.

A unique home built by Andrew Jackson Caldwell that also served as a military hospital.

The remains of this visionary community can still be found much as it was a century ago.

Kentucky's longest operating jail is now a spooky spot to spend the night.

The first KFC is on the National Register of Historic Places.

A museum that houses the world's largest collection of ventriloquism dummies.

The oldest operating Mississippi River–style steamboat still navigates the Ohio River.

Everyone and everything one man ever loved and lost, now stare into the East for all eternity.

Outstanding collection of 19th century medical instruments includes a life-size figure cast from as many as 200 cadavers.

This modern castle sat empty for decades before a fire inspired its builders to complete its luxury halls.

One of the few surviving "Wigwam"-themed motels.

This former tuberculosis research hospital endeavored to cure the dreaded disease with fresh air and positive attitudes.

The world's longest known cave system.

All you ever needed or wanted to know about America's favorite whiskey, but not a drop to drink.

A house built specifically to shelter the dead.

This 19th-century building inadvertently preserved the handprints of its builders within its walls.

An ancient cave system in Tennessee’s Appalachian foothills converted to a 1,200-person music venue.

This defunct, fortress-like prison has been the setting for several movies.

This former maximum-security prison is creepy, sobering, and supposedly haunted.

North America's oldest quarantine facility was built in response to Philadelphia's 1793 yellow fever outbreak.

In the early 1800s, surgery was also a show.

America's most famous museum of medical oddities is home to the remains of Albert Einstein's brain.