Two hula hoops appeared on the tree after a storm, and the collection kept growing.

Romance fans worldwide make the pilgrimage to this group of historic covered bridges in rural Iowa.

The last location where Buddy Holly, Ritchie Valens, and J. P. "The Big Bopper" Richardson played before their tragic deaths.

The only museum in the world dedicated to the history of sprint car racing, next to one of the country's most historic dirt tracks.

Step back in time while shopping inside this local store.

Spend the night in this former asylum for the incurably insane, which claims to be one of the most haunted places in the United States.

One of just a few cities in the world to base their center of government on an island. Others: Paris and Osaka.

A wonderland of caves in eastern Iowa.

How did the 110-ton limestone statue cross the road?

Remnants of a quarry company town still stand on the banks of the Wapsipinicon River.

This 16-foot-diameter wooden coin has been standing in Iowa City since 2006.

This long unused shot tower on the Mississippi remains a point of pride for a small city in Iowa.

No one knows the origin of this small town’s unique name.

An underground wonderland in Iowa.

The oldest university museum west of the Mississippi retains its 19th century feel.

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.

The Iowa state contender for largest pan in the world oddly only comes in second or so.

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

Chilly air billows out from the entrance of an abandoned mine on a steep hillside, providing a refuge for Ice Age fauna and flora.

The remains of a bustling turn-of-the-century park built to showcase the wonders of electricity.

A pop-culture attraction outside of Dyersville, Iowa, hits a home run.

A mysteriously dark cemetery monument fuels stories and legends galore.

A hidden barn-sized rendition of Grant Wood's most famous, and most parodied, painting.