Huge abstract sculptures of the Puerto Rican Flag.

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

This memorial plaque remembers a strangely shallow maritime disaster known as "Chicago's Titanic."

This cheerfully-named branch of the Chicago River is the fetid result of years of blood, entrails, and meatpacking waste.

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

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

Former bath house turns gastropub.

This modest post office sits on the site of H.H. Holmes' famous murder castle.

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

The palatial McDonald's that inspired Wesley Willis.

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

A strange and haunting monument of unknown origin in the historic Graceland Cemetery.

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

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

All of Chicago's wood-paved streets are long gone but two alleys remain.

This $3 million model train takes you through Chicago, Seattle, and the thousands of miles in between.

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

These pretty kitties killed and ate as many as 135 railway workers.

Cemetery featuring rare glass-fronted columbarium.

At Chicago's revered Field Museum, visitors are invited to learn about and literally explore DNA.

The 606 is a decade in the making.

A lush green oasis in the middle of Chicago.

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

Nonprofit art center that promotes outsider, intuitive, and self-taught art.