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

The world's largest covered wagon is piloted by a giant Lincoln lawyer.

A massive bur oak tree believed to be some 500 years old is the centerpiece of this quiet urban greenspace.

This house renovated by Frank Lloyd Wright was the centerpiece of a lavish 20th-century estate.

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

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

Once called the "Polish Gold Coast" it is an icon of the neighborhood that bears its same name.

Not to be confused with the iconic New York City skyscraper, this Chicago building is a vibrant hub for artists.

The multinational Burger King chain is banned from operating within 20 miles of a family restaurant filed under the same name.

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

This botanical garden outside Chicago boasts an array of more than 300 varieties of lilacs.

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

A curious collection of miniatures in a quiet corner of the Chicago Children's Museum.

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

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

A science teacher's dream.

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

This handsome giant is said to mark the birthplace of the mythical woodsman and even had a cameo in a Stephen King novel.

A gas station and a state sign commemorating the most famous claims of extraterrestrial abduction.

A short nature trail winds through the greatest works of poet Robert Frost.

Even Henry David Thoreau found this glacial pothole irresistible.

The dress young Pierce wore prior to his breeching ceremony in the early 1800s is now on display for all to see.

The 92-foot-tall structure is based on the aircraft that carried the first Americans into space.

This riverfront statue honors the inventor of the first video games ever sold.