This historic Illinois "Muffler Man" has been converted from axe-touting lumberjack to rocket-wielding space ace.

Man-made geyser that rises to the exact height of the Gateway Arch.

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

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

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

The company moved out of its sprawling headquarters, leaving plenty of traces behind.

On the site of a former Army ammunition plant, bison now roam a restored sea of grass.

Louis Sullivan’s dark, swirling cast-iron designs envelop a popular department store in this Chicago landmark.

The last remaining vestige of a popular 1999 public art display.

The only Chicago bridgehouse open to the public contains a museum devoted to the Chicago River.

A historic 1929 art-house cinema that features independent, classic, cult, and foreign films in an atmospheric setting.

A section in the cemetery mostly for circus performers, including victims of the famous 1918 Hammond Circus train wreck.

The first home and studio that belonged to the famous architect.

In 2004, a Dave Matthews Band tour bus dumped 800 pounds of waste off a bridge and onto an unsuspecting tour boat below.

Burial site of the notorious Chicago gangster.

The last remnants of a lakeside airport that was bulldozed overnight by the mayor of Chicago.

Kwanu'sila the Thunderbird has been silently watching over Chicago for more than 100 years (kind of).

Known as the "Cross At The Crossroads," this massive metal cross is just short enough to avoid the FAA.

Tucked away amongst townhomes lies a restored, early 20th-century tea house and garden, the only remains of a historic estate.

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

This national park dedicated to the tallgrass prairie ecosystem still displays its military past.

Chicago’s incendiary role in the labor movement.

Julia Buccola Petta's body was peculiarly well-preserved when it was exhumed six years after her death.

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