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

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

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

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

Built to house a chapter of the Knights Templar, this grandiose building is a relic of Freemasonry in Chicago a century ago.

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

Beloved bar home to musicians of all eras and reputations.

First planned industrial community in the United States.

A little-known subterranean street runs under some of the best-known buildings in Chicago's River North.

Cemetery featuring rare glass-fronted columbarium.

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

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

Pizza with a side of fine art.

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

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

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

The only Bahá'í house of worship in North America and one of only a handful worldwide.

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

A hollow cement depiction of time's inexorable effect on the human body.

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

A haunting statue called "Eternal Silence" has quite the reputation among visitors with active imaginations.

An enormous park-like oasis, full of famous Chicagoans' graves.

A science teacher's dream.

A Bibliophile's Dream.