This abstract sculpture is rumored to cast a hammer-and-sickle shadow once a year.

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

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

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

Partially submerged Buddha heads freckle Chicago’s neighborhoods.

Where dioramas can follow you home.

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

Over 1,000 pieces of one of the most niche art objects imaginable: the glass paperweight.

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

A military museum and library dedicated to the citizen soldier.

A Japanese temple, old German townhouses, and public chess tables offer a peaceful escape from the bustle of the North Side.

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

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

This landmark of the Chicago silent film industry may not be in the picture business anymore but it still stands proudly.

This historic-shipwreck-cum-diving-spot can still be seen poking its boiler out of the Lake Michigan waters that claimed it.

Rifle through images of skyscrapers, Worlds Fairs, and more in the largest public postcard repository in America.

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

Small and slightly hidden, the American Writers Museum is preserving the legacy of America's finest authors.

You can take a class, browse the library, or visit the lavish lair of an international men's humor society.

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

The final resting place of up to 6,000 Confederate soldiers, the largest mass grave in the Western Hemisphere.

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

The 30,000-volume library is one of the world's most impressive poetry collections.

Home to a protest movement, a bombing, and a dramatic change in labor history.