The only thing these street signs will help you navigate is your imagination.

A wonderland of caves in eastern Iowa.

An underground wonderland in Iowa.

A bypass decorated with large wooden troll carvings.

The oldest house in Galena, Illinois, now is a reminder of when this city was the world's lead mining capital.

The world’s largest truck stop includes a barber shop, chiropractor, and a huge museum with antique trucks.

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

Millions of dollars worth of sculpture decorate this Iowa city center.

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

Elaborate hand-carved wooden clocks two brothers made in their spare time are on display at this handsome little museum.

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

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

Software company Epic Systems has created one of the strangest and largest workplaces of all time.

A bizarre house filled with an astounding array of collections.

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

One of the last surviving C-97s sits in a field in front of a Wisconsin inn.

The farm toy capital of the world hosts a museum filled with toy tractors dating back to the late 1800s.

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

A tribute to the twin ideals of religion and patriotism, built by a Catholic priest from rocks, glass, and innumerable found items.

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

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