A unique columnar residence built in the 19th century.

Arguably the best example of an authentic Dutch windmill in the United States, rivaling its counterparts in the Netherlands.

World's second largest particle accelerator, where nature reveals its secrets.

A source of civic pride, though the reason for its construction is unknown.

The sign to a demolished amusement park now stands in front of a local library.

Pumpkin-like gargoyles and grotesques peer down from the rooftop of this unassuming apartment building in Illinois.

This awkward aquarium sculpture is one of the strangest statues in Chicago.

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

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

An easily overlooked memorial to a Ukrainian famine-genocide that killed over 4 million people.

Railroad officials in the early 1900s sought to spare travelers the sight of Roman soldiers’ private parts.

Partially submerged Buddha heads freckle Chicago’s neighborhoods.

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

Home to a protest movement, a bombing, and a dramatic change in labor history.

A 400-foot-tall tall map of Chicago makes this once-ignored building stand out.

This historic house museum that celebrates one of the world's most influential social reformers is also one of the most haunted locations in Chicago.

This sprawling mini-golf empire is an impressive testament to a disappearing attraction.

A long lost multi-cultural music venue used to reside in the bottom floor of Chicago's Flat Iron Building.

Parking lot where a Chicago mayor was inaugurated under very sketchy circumstances.

The faint remains of a Polish news empire still linger.

Landmark Chicago building narrowly avoided destruction.

Odd, decrepit fountain honors Chicago author who had mixed feelings about his hometown.

Once an ornate movie theater remade by Catholic Charities.

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