River pirates, murderous bandits, and serial killers used this Illinois cave as their debauched hideout.

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

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

This historic hotel invented the chocolate brownie.

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

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

All of Chicago's wood-paved streets are long gone but two alleys remain.

The site of the first couple's first kiss is commemorated by the most adorable presidential monument ever.

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

A once-booming Mississippi River town with a history of racial violence is now eerie and mostly abandoned.

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

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

A giant bronze coil of feces is both a tribute to doggie defecation and a reminder to pick it up.

A speakeasy takes on Chicago's drinking culture.

This shop for all your super spy needs hides an educational secret.

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

This whimsical Oz-themed park had a wonderful impact on the surrounding neighborhood.

The simple gravesite of a Romany clan leader is dotted with offerings, including cans of her favorite drink, Crush orange soda.

A unique home built by Andrew Jackson Caldwell that also served as a military hospital.

The Trappist monk, prophet-poet, and rebel never really got to live out the eremitic life he was seeking.

A former 19th-century tavern, famous for its peach brandy and honey concoction.

An enormous goose sits atop this nest-shaped home.

Locals place their offerings on this nightmarish gnarled tree so the witches won't summon another storm.

Kentucky's anomalous peninsula projecting into the Mississippi River, site of legendary earthquakes and local feuds.