Bring your own cardboard to the slippery slopes of concrete hidden in a neighborhood park.

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

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

What was once one of the country's largest confectionary plants is now an abandoned ruin, but is still pretty sweet.

Honoring the star of the “The Bob Newhart Show” which took place in the city of Chicago in the 1970s.

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

The original Garfield station is the oldest station facility on the "L", with the station house dating from 1892.

Partially submerged Buddha heads freckle Chicago’s neighborhoods.

Orthodox church partially financed by Tsar Nicolas II.

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

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

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

A chance to follow in the footsteps of the word's most legendary animator.

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

First planned industrial community in the United States.

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

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

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

This $3 million model train takes you through Chicago, Seattle, and the thousands of miles in between.

The site of the first couple's first kiss is commemorated by the most adorable presidential monument ever.

This historic hotel invented the chocolate brownie.

A shining sculpture made of 3,115 lights, the number of visible stars in the Northern Hemisphere.

A hollow cement depiction of time's inexorable effect on the human body.

This unauthorized stone mermaid was secretly carved out of public stone before being permanently preserved.