This mysterious hill seems to pull objects uphill.

A monument to the King's final show, complete with a time capsule.

Walk in the footsteps of the famed astronaut at Purdue University.

An unknown number of cholera victims are buried in two nondescript graves.

This grave marks the final resting place of pioneer John Chapman, better known as Johnny Appleseed.

The lynching and burial site of America's first train robbers.

This museum collects over a century of automobile history including the iconic car from The Muppet Movie.

This unassuming home was once “grand central station” for the Underground Railroad.

A rural hall of justice holds the world's only comic book and superhero museum.

The evolution of recreational vehicles and motorhomes is on display in the “RV capital of the world."

The body of one of the world's most famous outlaws is covered in cement and iron to prevent it from being stolen.

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

Nature and art meet in this curvy creation

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

A medical facility that has been kept frozen in time.

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