In Chicago, a pizza-enthusiast has opened a museum dedicated to the history of pizza.

A display of magnificent stained glass windows is the first exhibit of its kind.

Louis Sullivan’s dark, swirling cast-iron designs envelop a popular department store in this Chicago landmark.

The last remaining vestige of a popular 1999 public art display.

In 2004, a Dave Matthews Band tour bus dumped 800 pounds of waste off a bridge and onto an unsuspecting tour boat below.

Chicago’s last original drive-in restaurant is a family-run hot dog joint that started in 1948.

These chunky stone towers out in Lake Michigan are the key to Chicago’s drinking water.

The last masonry skyscraper ever built reveals a transitional moment in architectural history.

A spectacular remnant of an Adler and Sullivan masterpiece that was destroyed in 1972.

A journey begins with a single step, and for many, the road-trip of a lifetime started at this Chicago intersection.

Not to be confused with the iconic New York City skyscraper, this Chicago building is a vibrant hub for artists.

This awkward aquarium sculpture is one of the strangest statues in Chicago.

This surprising gem is a world-class archeological museum hidden at the University of Chicago.

A hot dog stand where the heads are just as hot as the dogs.

A gothic church spire sits atop this skyscraper, the tallest church in the world.

Chicago's largest cemetery is full of beautiful Victorian monuments and more than a few ghost stories.

A haunting statue called "Eternal Silence" has quite the reputation among visitors with active imaginations.

A century-old hotspot for jazz, frequented by everyone from Charlie Chaplin to Al Capone.

A lush green oasis in the middle of Chicago.

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

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

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

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

The World's Largest Bull.