A multiversal transit station located right below a highway interchange.

This iconic science fiction house still looks like something from the future.

A dangerous narrow-gauge railroad once traced a route through this striking canyon.

The Denver airport is guarded by a 32-foot-tall sculpture of a demonic horse.

The ancient dwellings of the Puebloans, located in the cliffs of majestic mesas.

Formerly the world's largest, this Willy Wonka-esque contraption runs 24/7.

Pizza with a side of fine art.

This massive stained-glass masterpiece is thought to be the largest Tiffany dome in existence.

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

No one knows how many bodies are in this vault in a Chicago public park.

Designed by Alfred Caldwel, this landscape showcases his vision of a native garden.

A spectacular remnant of an Adler and Sullivan masterpiece that was destroyed in 1972.

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

A onetime gangsters' hideaway where you can dine on steaks, fine wines, and cigars just like they once did.

A strange and haunting monument of unknown origin in the historic Graceland Cemetery.

A haunting statue called "Eternal Silence" has quite the reputation among visitors with active imaginations.

An enormous park-like oasis, full of famous Chicagoans' graves.

The palatial McDonald's that inspired Wesley Willis.

The last masonry skyscraper ever built reveals a transitional moment in architectural history.

Odd, decrepit fountain honors Chicago author who had mixed feelings about his hometown.

A 400-foot-tall tall map of Chicago makes this once-ignored building stand out.

Partially submerged Buddha heads freckle Chicago’s neighborhoods.

Huge abstract sculptures of the Puerto Rican Flag.

Once at the center of U.S. finance, the historic Trading Room was meticulously recreated piece by piece and rebuilt in the Art Institute.