This bronze sculpture on a former squash court marks the secret origins of the Atomic Age.

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

A lush green oasis in the middle of Chicago.

This shop for all your super spy needs hides an educational secret.

The seamy, underground secrets of Portland's criminal past.

Pizza with a side of fine art.

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

This awkward aquarium sculpture is one of the strangest statues in Chicago.

This landmark of the Chicago silent film industry may not be in the picture business anymore but it still stands proudly.

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

The only Bahá'í house of worship in North America and one of only a handful worldwide.

A speakeasy takes on Chicago's drinking culture.

Like a kitschy mirage in the Mojave, this eatery serves up classic 50s-style diner meals and a dinosaur sculpture garden.

This distinctive Crescent City tradition dates back to the days of horse-drawn carriages.

An outdoor urban gallery of large-scale artworks by the world's most influential street artists.

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

Las Vegas's very own 40-foot-tall fire-spewing praying mantis.

Hidden in the Santa Ynez Mountains off Highway 154, this tiny restaurant once served as a stagecoach stop.

Rare recess caves fill this unbelievably beautiful Ohio park.

This kitschy tavern is also home to rare early editions of "Treasure Island."

A blacklight mini-golf fever dream pays tribute to the iconic rock band.

A curious collection of miniatures in a quiet corner of the Chicago Children's Museum.

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

This alley in downtown Chicago held the bodies of over 600 people after the fateful Iroquois Theatre fire.