Once one of the world's great cities, Cahokia was a place of religious worship, trade and mass human sacrifice before being mysteriously abandoned.

Shop of curiosities with a dinosaur museum tucked in its basement.

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

This morbid, delightful curiosity shop offers everything from animal bones to human teeth.

An antiquated German apothecary on Chicago's North Side.

Hot Doug's "Hot Dog" Stand.

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

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

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

Huge abstract sculptures of the Puerto Rican Flag.

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

The palatial McDonald's that inspired Wesley Willis.

A lush green oasis in the middle of Chicago.

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