Once the site of a Native American harvest festival, this humble clearing later played an invaluable role in the birth of jazz.

A small park on Bourbon Street features life-size bronze statues of New Orleans musicians.

A full-scale replica of a 1774 colonial settlement in Kentucky.

This huge clock made of flowers and simple machinery was once used a political weapon.

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

This boulder stays on its mountain thanks to a huge chain and on the map due to local legend.

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

The world's longest known cave system.

Curious rock formations in a tiny Kansas state park.

It's big, it's a ball, and it's made of twine—the world's largest of its kind.

A landscape of massive spherical boulders are the main attraction in this Kansas State Park.

Self-built house and sculpture park where the creator can still be seen in a glass coffin.

In rural Iowa, an imported 19th-century windmill overlooks an unlikely enclave of Danish culture.

This simple home was the beginning of a long journey for the iconic Western film star.

An Iowa town celebrates its heritage with the tallest working Dutch windmill in North America.

While there are no actual snakes in the history of this crooked road, there may be a number of dead horses.

The World's Largest Bull.

Home with Gothic windows featured in a famous painting.

More than 100 years after his death, the world's largest steer is still attracting crowds.

This memorial to the Mercury Seven astronaut stands at the site of his former elementary school.

The massive, original Colgate Clock is mounted on a defunct factory building that was once a prison.

For over 100 years, this Indiana town has had a tree growing out the top of the local courthouse.

The farm where one of America's greatest leaders was raised is now a well-appointed landmark.

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