A river with some unusual, and occasionally dangerous, habits.

The final resting place of up to 6,000 Confederate soldiers, the largest mass grave in the Western Hemisphere.

The 40-year-old machine serves soda quicker than you can catch it for a mere 75 cents a pop.

Even with only two residents and one building, this tiny Illinois town is famous for its burgers.

One of the largest pieces of scientific equipment ever carried on a NASA space shuttle sits in a Chicago alley.

A six-story-tall golden pyramid, surrounded by a moat.

The world's largest collection of the world's largest objects is in one small Illinois town.

Fragments of architectural wonders from around the globe are embedded in the newspaper building's walls.

The face of a woman pushes its way through the earth.

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

The city of Rockford, Illinois is symbolically protected by a quartet of fittingly stony sentinels.

Recognized the world over as the home of the McCallisters in the 1990 movie "Home Alone."

A shining sculpture made of 3,115 lights, the number of visible stars in the Northern Hemisphere.

River pirates, murderous bandits, and serial killers used this Illinois cave as their debauched hideout.

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

A hollow cement depiction of time's inexorable effect on the human body.

This unauthorized stone mermaid was secretly carved out of public stone before being permanently preserved.

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 whimsical Oz-themed park had a wonderful impact on the surrounding neighborhood.

The largest Walleye statue in the world calls this Minnesota town home.

This giant fiberglass cod celebrates Madison's self-proclaimed status as the U.S. capital of lutefisk.

Built in 1931, this small passageway is believed to be the first modern skyway.

This statue of Olympic hockey coach Herb Brooks immortalizes one of the greatest moments in American sports history.