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

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

A speakeasy takes on Chicago's drinking culture.

This historic hotel invented the chocolate brownie.

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

A bloodstain from "the wound of the transverberation of the heart."

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

To find the "unicorns of the deep" you've got to go downstairs.

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

Where dioramas can follow you home.

A European-style bath house in Chicago.

Beloved bar home to musicians of all eras and reputations.

It was originally part of a "terrible lizards" collection at the 1964 New York World’s Fair.

What may be America's largest classic video game arcade lurks inconspicuously in a Chicago suburb.

One of the largest pieces of scientific equipment ever carried on a NASA space shuttle sits in a Chicago alley.

Better known as the "Body Farm," this unique research facility has been studying how human bodies break down since the 1980s.