This public baseball field is a beloved remainder from of one of the most historic stadiums in the country.

Once the extravagant escape of the Ford family, this enigmatic ruin now stands as a haunting reminder of its former glory.

Recognized the world over as the home of the McCallisters in the 1990 movie "Home Alone."

Strange red rock formations that have been attributed to a higher power for hundreds of years.

The clothes-washing king doubles as a community center with some unusual features, including an aviary filled with finches.

Four glass boxes hover over 1,000 feet in the air to give visitors an unparalleled view of Chicago.

This small West Virginia park is a land trust holdout against mountaintop removal mining.

Once a meeting point for great thinkers, and the midpoint of the country.

Over 1,000 pieces of one of the most niche art objects imaginable: the glass paperweight.

An avant garde art museum at the University of Chicago.

How did a 2,000-year-old Roman column find its way to a Chicago park?

A beloved Chicago music venue offering cold beer and lots of “Friendly."

This $3 million model train takes you through Chicago, Seattle, and the thousands of miles in between.

The unluckiest U-boat in the entire German fleet is now on display in a Chicago museum.

Assemble a masterpiece at the first and only North American school exclusively dedicated to mosaic art.

Beloved bar home to musicians of all eras and reputations.

A little-known subterranean street runs under some of the best-known buildings in Chicago's River North.

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

These pretty kitties killed and ate as many as 135 railway workers.

To find the "unicorns of the deep" you've got to go downstairs.

This museum celebrating the almighty dollar lets visitors literally stand in the shadow of a million bucks.

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.

Once at the center of U.S. finance, the historic Trading Room was meticulously recreated piece by piece and rebuilt in the Art Institute.

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