Hot Doug's "Hot Dog" Stand.

A lush green oasis in the middle of Chicago.

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

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

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

A long lost multi-cultural music venue used to reside in the bottom floor of Chicago's Flat Iron Building.

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

Combination beer garden and music venue in the heart of Wicker Park.

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

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

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

Years of archaeology, just chillin' by the water cooler.

The palatial McDonald's that inspired Wesley Willis.

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

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

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

Illegal drag racing two stories beneath Chicago’s streets.

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

A goddess-topped water fountain in Chicago was created thanks to the dreams of a thirsty newsboy.

In one Chicago park, a trio of werewolves are waiting to devour their fallen brethren.

This massive stained-glass masterpiece is thought to be the largest Tiffany dome in existence.

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

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

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