The show's fictional Korean medical camp was created in the Santa Monica hills.

Factory that once supported an entire company town of 350.

One of the largest pieces of scientific equipment ever carried on a NASA space shuttle sits in a Chicago alley.

A modern mechanical planetary system, part of a 10,000 year clock.

A Barbary Coast watering hole built into a Gold Rush shipwreck.

The beloved home to all publications indie, erotic, and punky.

Chicago's Navy Pier on Lake Michigan was a training hub for aircraft carrier pilots during WWII.

One-of-a-kind preserved ruins of an abandoned 1880s church in Chicago's Pilsen neighborhood.

These abandoned grain silos and tunnels are an urban exploration dream.

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

This urban drawbridge gained eternal pop culture fame when the Blues Brothers jumped it while it was raised.

Where Cusack's record store from the film "High Fidelity" was located.

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

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

An avant garde art museum at the University of Chicago.

This modest post office sits on the site of H.H. Holmes' famous murder castle.

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

The 606 is a decade in the making.

Beloved bar home to musicians of all eras and reputations.

A little-known subterranean street runs under some of the best-known buildings in Chicago's River North.

Cemetery featuring rare glass-fronted columbarium.

At Chicago's revered Field Museum, visitors are invited to learn about and literally explore DNA.

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.