Hundreds of skulls and bones at the largest skeleton museum in the country.

The palatial McDonald's that inspired Wesley Willis.

A European-style bath house in Chicago.

A 400-foot-tall tall map of Chicago makes this once-ignored building stand out.

Where dioramas can follow you home.

Illegal drag racing two stories beneath Chicago’s streets.

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

This awkward aquarium sculpture is one of the strangest statues in Chicago.

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

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

One of Chicago's last seafood smokehouses perfects a dying breed of fishcraft.

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

This alley in downtown Chicago held the bodies of over 600 people after the fateful Iroquois Theatre fire.

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

Flashy signs from Las Vegas’s past find their final resting place at this unusual graveyard.

Former meatpacking facility turned vertical farm and sustainable business complex.

Hidden in the plaza next to a pizza shop is an amazing little oddities shop.

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

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

Internationally known record store and purveyor of "dusties."

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

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

Each of these gorgeous, intricately decorated rooms is painstakingly crafted to the scale of 1 inch: 1 foot.

This historic hotel invented the chocolate brownie.