In a pedestrian tunnel on North Carolina State’s campus resides an expressive and artistic free-for-all.

Eighteenth century house of the mysterious "Father of Raleigh."

This hollow steel globe is the second-largest in the world.

This woodland architectural installation acts as a camera obscura for the heavens.

A water pumping station disguised as a residential home to assuage concerned neighbors now tricks most passersby.

A giant concrete churn carries the legacy of American resilience, unity, and greed.

These unusual rooms on wheels are holdovers from the 1960s.

Two men built this castle on the Florida coast as an artistic “landscape sculpture.”

A sprawling maze of used books piled from floor to ceiling.

Jacksonville's highways rendered this century-old grammar school unusable.

A luxurious 1880s hotel with its fair share of Tiffany stained glass, Edison electricity, and of course, ghosts.

This ancient octopus-like tree was saved from destruction thanks to shady reporting.

These winding paths and vertical ramps have been inspiring skateboarders for nearly half a century.

Must form and function forever remain at odds? Not if the Florida Department of Transportation has its way.

Tucked away amidst some of the most famous addresses in the world is New York’s only fraction of a street.

This eerily well-preserved coal town was saved from destruction by a Sean Connery movie.

Buildings that dynamite couldn't bring down were abandoned because of bathroom issues.

Narrow gorges and deep pools created by long-ago glaciers.

The graffitied ruins stand hidden within the Pennsylvania woods.

This demolished goliath of American industry once loomed over the depressed town it once made thrive.

A train station that was abandoned by the coal industry and converted into a cocktail bar. Now it’s home to the local visitor bureau.

Arcadia is home to a haven for nature geeks and 80s TV lovers alike.

This lake sits on an estimated 4 million tons of salt.

A statue in the Texas town that proudly calls itself the killer bee capital of the world.