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

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

This replica of the Greek structure is in the heart of Nashville.

At 135 years old and counting, this historic print shop is heaven for poster nerds and music buffs.

Like Stonehenge, but with boats and oodles more charm.

Destroyed by flood waters, prison now serves as a training ground for armed forces.

The first park built over a freeway is a brutalist masterwork.

A wall of chewing gum moonlights as collective art.

A 100-year-old purveyor of curiosities, curios, and kitsch featuring mummies, shrunken heads, and a Fiji Mermaid.

The first steel dam in the world and the only one still functional in the United States.

The boulder is a landmark, public art, and an icon.

A beautiful footbridge with over 2,000 glass sculptures along the walls and ceiling.

This famous bridge twisted itself into oblivion, but not for the reason you might think.

The small town of Poulsbo in Washington state is the next best thing to the Kingdom of Norway.

Shoreline strewn with the remains of ghostly fallen trees.

This large Sitka spruce that appears to be floating in mid-air, has defied logic for years.

This tiny, hurricane-resistant house in Galveston is one of the city's most notable architectural oddities.

The maximum security facility was once thought to have "the bloodiest 47 acres in America."

Nestled in Onondaga State Park, over 100 canoes carefully stacked in a replica of the famous standing stones.

The world's second largest rocking chair is found on Route 66 in Cuba... Missouri.

400 million-year old limestone caverns nestled in the Ozarks served as shelter and a hideout for cultures throughout North American history.

A wax effigy of St. Valentine hides one of the saint's relics.

A creepy sculpture of a decapitated head invites viewers to see St. Louis through its empty eyes.

One of the world's earliest skyscrapers.