The remnants of a Gilded Age elegance preserved in the middle of a stark modern tower.

A mysterious stone embedded at the base of a historic Boston building.

This surprising gem is a world-class archeological museum hidden at the University of Chicago.

In a quiet north Chicago neighborhood rests a stunning relic of the golden age of earthenware design.

One of the last functioning antique elevators in Chicago.

While there are no actual snakes in the history of this crooked road, there may be a number of dead horses.

Lured here by the promise of tens of thousands in gold, Jesse James started a quintessentially American trend of robbing trains in-motion.

Nature and art meet in this curvy creation

Huge abstract sculptures of the Puerto Rican Flag.

Location of the Real World's disastrous, and protested, eleventh season.

One of the few remaining relics of the meatpacking hub that made Chicago the "hog butcher to the world."

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

A bloodstain from "the wound of the transverberation of the heart."

Illegal drag racing two stories beneath Chicago’s streets.

An actual 1957 Cadillac De Ville, encased in 15 cubic yards of concrete.

No one knows how many bodies are in this vault in a Chicago public park.

An outdoor urban gallery of large-scale artworks by the world's most influential street artists.

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

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.

The isolated final resting place for perished coal miners.

This claimant to the title of "smallest church in the 48 states" doubles as an equally tiny, quasi-post office.

Originally a cemetery, this city park remains speckled with a handful of scattered gravestones.

An unusual and eclectic collection of local historical memorabilia.