Landmark Chicago building narrowly avoided destruction.

Chicago's Navy Pier on Lake Michigan was a training hub for aircraft carrier pilots during WWII.

Odd, decrepit fountain honors Chicago author who had mixed feelings about his hometown.

Huge abstract sculptures of the Puerto Rican Flag.

Once at the center of U.S. finance, the historic Trading Room was meticulously recreated piece by piece and rebuilt in the Art Institute.

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

Theater has had many different incarnations but has survived the ravages of time.

You can take a class, browse the library, or visit the lavish lair of an international men's humor society.

Illegal drag racing two stories beneath Chicago’s streets.

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

This bronze sculpture on a former squash court marks the secret origins of the Atomic Age.

An eccentric park and pool.

Once called the "Polish Gold Coast" it is an icon of the neighborhood that bears its same name.

Former bath house turns gastropub.

One of the last functioning antique elevators in Chicago.

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

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

The unluckiest U-boat in the entire German fleet is now on display in a Chicago museum.

Where old school Polish Chicago and young hipster Chicago live side by side.

Where Cusack's record store from the film "High Fidelity" was located.

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

A beloved Chicago music venue offering cold beer and lots of “Friendly."

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

The 606 is a decade in the making.