Thousands of tourists and residents in Cologne affix "love padlocks" on the Hohenzollernbrücke Bridge to symbolize their affections.

An off-the-beaten-path place to literally hang beneath Milwaukee's Holton Street Bridge.

Half-sized replica of the Leaning Tower of Pisa built to honor Galileo.

Chicago’s last original drive-in restaurant is a family-run hot dog joint that started in 1948.

A lush green oasis in the middle of Chicago.

What was once the second largest steel mill in the US is now a sprawling complex of modern ruins.

This old-fashioned confectionary has been family owned and operated for more than a century.

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

Fragments of architectural wonders from around the globe are embedded in the newspaper building's walls.

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

Each of these gorgeous, intricately decorated rooms is painstakingly crafted to the scale of 1 inch: 1 foot.

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

The last masonry skyscraper ever built reveals a transitional moment in architectural history.

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

Four glass boxes hover over 1,000 feet in the air to give visitors an unparalleled view of Chicago.

The buildings around this DePaul University statue create an echo chamber for those standing in the center of the circle.

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

This morbid, delightful curiosity shop offers everything from animal bones to human teeth.

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

A historic 1929 art-house cinema that features independent, classic, cult, and foreign films in an atmospheric setting.

Former bath house turns gastropub.

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

A Bibliophile's Dream.

A speakeasy takes on Chicago's drinking culture.