This sprawling mini-golf empire is an impressive testament to a disappearing attraction.

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

The oldest house in Chicago certainly doesn't look the part and there are some who say it doesn't deserve its title either.

Half-sized replica of the Leaning Tower of Pisa built to honor Galileo.

A science teacher's dream.

A towering Art Deco movie palace made to look like a Mayan temple.

A chance to follow in the footsteps of the word's most legendary animator.

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

Pumpkin-like gargoyles and grotesques peer down from the rooftop of this unassuming apartment building in Illinois.

Parking lot where a Chicago mayor was inaugurated under very sketchy circumstances.

This titanic Catholic church in Chicago is also a refuge of the fictional cult-favorite wizard detective Harry Dresden.

"No writer ever gave more to a city and got back less.”

This otherwise innocuous bodega was once the headquarters of the most feared assassin's guild in American history.

Underneath the bustling city streets, a hydroponic farm grows unique herbs in an urban oasis.

A tribute to the hard-working men and women of Grumman, who crafted F-14 fighter jets.

The first commercial nuclear power plant constructed on Long Island.

The second-largest (of only two in the world) large particle collider is the underdog of experimental physics.

This forgotten graveyard in rural New York State once served a pioneering hospital.

A formerly abandoned mental institute, now back in business.

A museum that houses a collection of stenography machines plus dozens of books, photographs, and guides to shorthand languages from around the world.

A historic lighthouse steeped in rumors of ghost and pirate stories.

The site of a tragic massacre that spawned a multimedia franchise.

This small New York museum celebrates the mountainous artwork of a Russian mystic.

The first pet cemetery in the United States.