With 3,000 bikes on display, the world's largest bicycle museum includes some famous rarities.

These murals have been brightening a Chicago beach for more than 30 years.

How did a 2,000-year-old Roman column find its way to a Chicago park?

This art gallery and oddities boutique bewitches visitors with a trove of occult trinkets and eccentric antiques, work by an ever-changing roster of underground artists, and classes in tarot and other mystic arts.

A journey begins with a single step, and for many, the road-trip of a lifetime started at this Chicago intersection.

A relic of the Cold War in Chicago.

A one-armed veteran of the Battle of Waterloo lies in a cemetery for one in the middle of a Chicago scrapyard.

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

A small Chicago museum filled with thousands of preserved butterflies, beetles, and more.

This titanic Catholic church in Chicago is also a refuge of the fictional cult-favorite wizard detective Harry Dresden.

One of the few remaining relics of the meatpacking hub that made Chicago the "hog butcher to the world."

Where dioramas can follow you home.

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

An eccentric park and pool.

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

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

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

Former bath house turns gastropub.

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

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

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

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

Where old school Polish Chicago and young hipster Chicago live side by side.

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