At the top of the hour, this steam-powered clock's eight brass whistles play "Back Home Again in Indiana."

Train cars and railroad artifacts abound at this restaurant devoted to railway history.

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

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

A chilling disappearance (and rescue) of a child uncovers a geological mystery.

A ship that lived many lives under many names is now known merely as the "Ghost Ship."

A collection of outdoor art by renowned muralist Robert Dafford depicts the history of a flooded city.

This small museum is kept in a house that was integral to the genesis of Uncle Tom's Cabin.

You can climb to the summit of Black Mountain, as long as you sign the waiver.

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

A theme park featuring a replica of Noah's Ark built to the measurements specified in the Bible.

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

Step inside this 1964 whale sculpture to explore its colorful history.

A lush green oasis in the middle of Chicago.

This humble star-gazing center touts itself as the "Birthplace of American Astronomy."

Northern Kentucky’s very own Notre Dame showcases intricate stained glass and the bones of saints.

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

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

One of the few beardless depictions of Lincoln, George Grey Barnard's 1917 statue was denounced by many—including Lincoln's own son.

Mussolini gave Cincinnati a bronze statue of Romulus and Remus suckling at a wolf's teats.

An obsolete, vanishing traffic device warns Cincinnati drivers away from middle-of-the-road obstructions.

The oldest brick house in the state of Ohio.

Four glass boxes hover over 1,000 feet in the air to give visitors an unparalleled view of Chicago.

One of Cincinnati's greatest fighters once trained at a now defunct gym in this Over-The-Rhine neighborhood.