This naturally heated mountainous creek has created a group of neon blue pools of potentially deadly boiling water.

Standing in a state of "arrested decay," this ghost town allows for a detailed peek into Gold Rush life in an unusually harsh climate.

Aqueducts have dramatically changed this old lake, now home to tufa towers and its very own species of tiny brine shrimp.

The magic's in the hole!

Portlandia is the second-largest copper repoussé statue in the United States.

These machines have been collecting dust for decades.

This cemetery is all that remains of a school for "wayward" girls.

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

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

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

A goddess-topped water fountain in Chicago was created thanks to the dreams of a thirsty newsboy.

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

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

Nonprofit art center that promotes outsider, intuitive, and self-taught art.

A monument to the art of slicing people open.

The 606 is a decade in the making.

Once called the "Polish Gold Coast" it is an icon of the neighborhood that bears its same name.

A Bibliophile's Dream.

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

A lush green oasis in the middle of Chicago.

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

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

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

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