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

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

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

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.

Eight feet in diameter and more than 24 feet around.

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

A mysteriously dark cemetery monument fuels stories and legends galore.

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

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

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

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 half-mile long and three stories high, this bridge over the Des Moines River Valley mimics a descent into a mine shaft.

When you visit his grave, be sure to rub the Great Emancipator's nose for good luck.

Once one of the world's great cities, Cahokia was a place of religious worship, trade and mass human sacrifice before being mysteriously abandoned.

The twin towers in this Chicago fountain use 50 foot tall video screens to spit on people.

Years of archaeology, just chillin' by the water cooler.

Each of these gorgeous, intricately decorated rooms is painstakingly crafted to the scale of 1 inch: 1 foot.

Four glass boxes hover over 1,000 feet in the air to give visitors an unparalleled view of Chicago.

This massive stained-glass masterpiece is thought to be the largest Tiffany dome in existence.

This punny mirror of another Wisconsin attraction is exactly what it sounds like.

This cave holds a surprisingly colorful variety of geological oddities.

A bizarre house filled with an astounding array of collections.