This working class sculpture pounds his hammer all the livelong day.

Activists are fighting to preserve these unfinished highway ramps as a tribute to the citizen revolt that halted their construction decades ago.

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

Back in 1952, you could get a mushroom cloud chaser with your atomic cocktail.

This institution collects the history of burlesque dancing with a titillating collection of ephemera and pasties.

An art deco ice cream shop covered in vintage tiles.

An obsolete, vanishing traffic device warns Cincinnati drivers away from middle-of-the-road obstructions.

Mussolini gave Cincinnati a bronze statue of Romulus and Remus suckling at a wolf's teats.

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

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

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

The 606 is a decade in the making.

A display of magnificent stained glass windows is the first exhibit of its kind.

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

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

This gold-winged spire celebrates the first true flight around the world.

Leave a button on the jacket of this iconic Seattle clown.

This former coal gasification plant found a curious second life as a popular public park.

A rotting tree in the middle of Seattle doubles as an elaborately-controlled art piece.

A wall of chewing gum moonlights as collective art.

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

Beloved bar home to musicians of all eras and reputations.

A lush green oasis in the middle of Chicago.

An unassuming store hides relics of its former life as the jazz club that hosted some of the best black performers of the 1920s and '30s.