A room in New York City that contains 250 cubic yards of dirt worth a million dollars.

Elevated freight railway turned wildly successful urban park.

A colossal sculptural lion built by the same man who designed the Statue of Liberty.

The twin towers in this Chicago fountain use 50 foot tall video screens to spit on people.

The concrete shell of an industry giant remains as a playground for graffiti artists, auto scrappers, and paintball warriors.

These enduring murals depicting a distinctly Marxist tribute to capitalism could not even be defeated by McCarthyism.

This incredible college library is a visual masterpiece of mosaic art. It also looks kind of like a giant boombox.

The famous artist couple lived and worked here, in two different houses separated by a bridge.

Frida Kahlo's childhood home, now a museum of her life and works.

This Slovak bridge is known both for its connection to a national uprising and its UFO-shaped eatery.

This Slovakian statue of an emerging sewer worker might just be a bronze peeping tom.

Cleveland's giant "free" stamp is a nod to the Civil War, but was misinterpreted for years.

Funded by John D. Rockefeller, this is one of the earliest, and most beautiful, shopping arcades in America.

This spectacular public market has got meat, fish, vegetables, baked goods, and enough kielbasa for a lifetime.

These disused steel furnaces are now haunting ruins that may one day be a national park.

This titanic java kettle is one of the many kitschy landmarks located along America's OTHER famous highway.

The house that Frank Lloyd Wright "(shook) out of his sleeve at will" at the age of 86.

Once the "Eighth Wonder of the World," this iron railroad bridge was decimated by a tornado.

Frank Lloyd Wright's most iconic home dangles over a Pennsylvania waterfall.

World's first "penitentiary," meant to be humane, drove men insane.

The god of wine stares out at passersby on this busy Pittsburgh thoroughfare.

A take-out restaurant that only serves cuisine from countries with which the United States is in conflict.

Once the most painted on object in the world, this short campus fence is well on its way to being so again.

Meet your friends, marry your true love, or tell your enemies to kiss your butt under this historic Pittsburgh timepiece.