"World's largest scrap metal sculpture" stands in an outdoor sculpture garden in the middle of Wisconsin.

17,400 lbs., 12 feet in diameter, and 29 years in the making.

A bizarre house filled with an astounding array of collections.

This unique structure in suburban Austin is made up entirely of other people's castaways, and constantly changing.

Huge abstract sculptures of the Puerto Rican Flag.

These chunky stone towers out in Lake Michigan are the key to Chicago’s drinking water.

An actual 1957 Cadillac De Ville, encased in 15 cubic yards of concrete.

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

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

This bronze sculpture on a former squash court marks the secret origins of the Atomic Age.

This small, but long-running hobby club has built one of the largest model rail lines in the US.

The unluckiest U-boat in the entire German fleet is now on display in a Chicago museum.

A hot dog stand where the heads are just as hot as the dogs.

Built to house a chapter of the Knights Templar, this grandiose building is a relic of Freemasonry in Chicago a century ago.

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

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

Chicago's museum dedicated to the history of bondage and fetishism is more textbook than titillation.

Pizza with a side of fine art.

This historic hotel invented the chocolate brownie.

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

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

An antiquated German apothecary on Chicago's North Side.

A Bibliophile's Dream.

A lush green oasis in the middle of Chicago.