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

Hidden in the grounds of the Fort Dodge Museum is a "real" and terrifying petrified giant.

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

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

Piled high inside this warehouse and coffee shop are salvaged goods that span every corner of the globe.

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

Eight feet in diameter and more than 24 feet around.

A mother’s sweet tradition lives on with this unique memorial.

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

The World's Largest Bull.

A single artist is behind these large-scale models made of hundreds of thousands of two-inch wooden matchsticks.

For just a few bucks, this Iowa funicular will let you feel like an 1800s fat cat.

The world's only three-story rotary jail is now a museum to a bizarre trend in prison design.

A giant pair of thick black glasses mark the tragic demise of a trio of rock and roll legends.

Beating out all other concrete competitors, this massive garden feature's pointy hat has earned it a world record.

The magazine keeps a perfectly groomed display garden for its photo shoots.

This zombie-themed restaurant stands out in the heart of corn country.

Curious cave that stays a cool 56 degrees all year long.

This majestic tree has survived 400 years of storms, droughts, and floods, and is a beloved natural landmark in Missouri.

Outside the Missouri Quilt Museum, this large spool has more than one million yards of thread—and counting.

Like Stonehenge, but with boats and oodles more charm.

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

A warning to the weak-kneed: This narrow bridge does its swinging eight stories high.

Home with Gothic windows featured in a famous painting.