Planes, trains, and automobiles have all been sunk as attractions at this Illinois diving spot.

More than 8,000 drinking jugs say “Cheers!” to a guy named Toby.

This historic lavatory leftover features two levels of defecation stations completely without context.

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 carved remains of a 200-year-old oak tree memorialize the namesake of the iconic "Wizard of Oz" character.

The murals have transformed a residential alley into a vibrant drive-through gallery.

Theater has had many different incarnations but has survived the ravages of time.

This softly rounded mansion was built without corners not to avoid evil spirits, but to make them more comfortable.

A historic beacon built in the aftermath of the worst maritime disaster on the Great Lakes.

A military museum and library dedicated to the citizen soldier.

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

The famous author's birthplace is preserved in a town that he once described as narrow-minded.

This deceivingly ordinary warehouse hides an enormous collection of pop culture treasures.

Museum dedicated to the art of cutting and polishing stones.

The hometown of Popeye's creator is littered with a growing collection of granite cartoon characters.

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.

Where dioramas can follow you home.

A hidden grotto on the grounds of the Kane County Government Center.

This life-size bronze statue remembers the tallest recorded human in his Illinois hometown.

A small Chicago museum filled with thousands of preserved butterflies, beetles, and more.

This cheerfully-named branch of the Chicago River is the fetid result of years of blood, entrails, and meatpacking waste.

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

First known as the "Sample House," this construction mash-up was meant to be a living catalogue of building styles.

While he no longer has an eatery to give him context, this off-brand Paul Bunyan still holds his giant hot dog with pride.