One of America's first dinosaur parks gives a window into Depression-era paleontology.

Just a man taking his prehistoric pet for a stroll.

The granddaddy of all tourist traps, built on ice water, jackalopes, and a giant dinosaur.

One of the first intercontinental ballistic missile sites in the United States.

A six-ton, 12-foot-tall concrete prairie dog is touted as the largest in the world.

When you visit his grave, be sure to rub the Great Emancipator's nose for good luck.

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

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

A collection of 11 million buttons illustrates the human toll of the Holocaust.

The original vault that held the president's remains still stands, empty, not far from where he was finally buried.

Take a trip back in time at this retro cinema dating back to 1954.

Where a brain, a beauty, a jock, a rebel, and a recluse met one Saturday and changed their lives forever.

Its eclectic exhibits range from the world’s first motorcycle to Luke Skywalker’s Land Speeder.

The only Bahá'í house of worship in North America and one of only a handful worldwide.

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

A plaque marks a former safe house on the secret route, now hidden next to a McDonald's.

After an Illinois church was struck by lightning and burned down, Frank Lloyd Wright designed this replacement.

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

A monument to the art of slicing people open.

Chicago's Navy Pier on Lake Michigan was a training hub for aircraft carrier pilots during WWII.

Fragments of architectural wonders from around the globe are embedded in the newspaper building's walls.

Illegal drag racing two stories beneath Chicago’s streets.

Each of these gorgeous, intricately decorated rooms is painstakingly crafted to the scale of 1 inch: 1 foot.

A journey begins with a single step, and for many, the road-trip of a lifetime started at this Chicago intersection.