Taxidermy, Cigar Store Indians, A Model of a New York Tenement and Delicious Draft Root Beer.

This overgrown Illinois water park offers a whole new type of adventure.

World's second largest particle accelerator, where nature reveals its secrets.

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

A replica viking ship from the Chicago World's Fair is still in dry dock in an Illinois park.

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

First planned industrial community in the United States.

Chicago's North Park Village was once the largest municipal sanatorium in the country.

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 face of a woman pushes its way through the earth.

Cemetery featuring rare glass-fronted columbarium.

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

A European-style bath house in Chicago.

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

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

A once-booming Mississippi River town with a history of racial violence is now eerie and mostly abandoned.

What's left of the ruins of the 1893 Columbian Exhibition, or World's Fair, also known as the White City.

The only Bahá'í house of worship in North America and one of only a handful worldwide.

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

A century-old network of freight tunnels underneath the city's historic business district.

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

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

An antiquated German apothecary on Chicago's North Side.

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