A bigger-than-life pun that has become a beacon of altruism.

A gothic church spire sits atop this skyscraper, the tallest church in the world.

All of Chicago's wood-paved streets are long gone but two alleys remain.

This alley in downtown Chicago held the bodies of over 600 people after the fateful Iroquois Theatre fire.

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

The palatial McDonald's that inspired Wesley Willis.

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

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

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

Illegal drag racing two stories beneath Chicago’s streets.

This memorial plaque remembers a strangely shallow maritime disaster known as "Chicago's Titanic."

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

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

The iconic Chicago sculpture hides a beautiful and easily overlooked plaque on the backside.

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

A display of magnificent stained glass windows is the first exhibit of its kind.

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

A century-old hotspot for jazz, frequented by everyone from Charlie Chaplin to Al Capone.

Three connected pink triangles memorialize persecuted gays and lesbians throughout history.

This city square is home to Amsterdam's oldest church and a statue honoring Dutch sex workers.

This 1920s masterpiece of French Quarter architecture hides a secret tunnel used by Albert Einstein.

Mid-Century Modern Meets Millionaire’s Row.

Two groundbreaking brothers from Pasadena.

Pasadena’s Stonehenge.