A military museum and library dedicated to the citizen soldier.

Museum dedicated to the art of cutting and polishing stones.

Illegal drag racing two stories beneath Chicago’s streets.

First known as the "Sample House," this construction mash-up was meant to be a living catalogue of building styles.

No one knows how many bodies are in this vault in a Chicago public park.

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

This architectural stunner is one of the few surviving Egyptian Revival theaters in the U.S.

This landmark of the Chicago silent film industry may not be in the picture business anymore but it still stands proudly.

In a quiet north Chicago neighborhood rests a stunning relic of the golden age of earthenware design.

Former bath house turns gastropub.

Half-sized replica of the Leaning Tower of Pisa built to honor Galileo.

Tour the luxe "glass cage" that inspired and unnerved the architecture world upon its debut.

These mansions date back to Chicago's days as a brewer's paradise.

A notorious Route 66 eatery once frequented by Al Capone.

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

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

The iconic Chicago sculpture hides a beautiful and easily overlooked plaque on the backside.

Home to a protest movement, a bombing, and a dramatic change in labor history.

What was once the second largest steel mill in the US is now a sprawling complex of modern ruins.

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

This grave in a ghost town cemetery marks the death of a witch on a day that never happened.

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