A bizarre house filled with an astounding array of collections.

This graveyard is home to the so-called "Witch's Circle."

Tiny treasures, giant murals, and strange sculptures decorate the windows and doors of this abandoned building.

A collection of 11 million buttons illustrates the human toll of the Holocaust.

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

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

Step back in time while shopping inside this local store.

What was once a communal kitchen now serves heaping portions of hearty German fare.

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

Grant Wood painted some of his most famous works of art at this studio.

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

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

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

A place of great reverence for Trekkies everywhere, a hero's future birthplace.

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

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

A mysteriously dark cemetery monument fuels stories and legends galore.

A wonderland of caves in eastern Iowa.