While filling up your gas tank in eastern Kentucky, you just might stumble into this collection of country music memorabilia.

After a water tower painting was accused of being an ad, a simple fix was made that gave the city a motto.

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

The world's longest known cave system.

A humble homemade ride attracts visitors from around the globe to this small Midwestern town.

Inspired by a piece of concrete, these three pyramid-shaped buildings have been beloved Indianapolis landmarks for over 50 years.

A park where you can watch the highway zoom past.

This Indianapolis landmark offers a secret panoramic view of the city. 

You thought Santa Claus didn't exist, but it turns out you were wrong.

This open air cathedral invites all faiths to worship under the only roof big enough to fit them all: the sky.

A medical facility that has been kept frozen in time.