Hikers can still stroll beneath the long conveyer of this abandoned mining facility hidden in a West Virginia river gorge.

Once connected to the outside world by a single train track, this ghost town is looked after by the National Park Service.

The place where Samuel "Slater the Traitor" brought the Industrial Revolution to America.

The Midwestern United States' tribute to Michelangelo is a foam statue sprayed with gaudy gold paint.

This modern castle sat empty for decades before a fire inspired its builders to complete its luxury halls.

An Irish Memorial commemorating those who perished due to potato blight.

The internal railway of one of the biggest steel plants in America has been transformed into a linear park with unique industrial views.

The largest university building in the West is a gothic masterpiece containing dozens of theme rooms based on different countries.

The site of the little-known Pennsylvania battle that sparked the Seven Years' War.

Memorializing an American tragedy of massive proportions.

A dramatic, 360-degree recreation of Pickett's Charge in the Civil War.

This elaborate towering structure was once famed for its revolutionary height.

Yo, Adrian!

The first American department store, and home to the largest operating musical instrument in the world.

This Philly cemetery is the eternal home of many famous area residents, including Rocky Balboa's wife.

This charming colonial alleyway is one of the oldest continuously used residential streets in the U.S.

World's first "penitentiary," meant to be humane, drove men insane.

America's most famous museum of medical oddities is home to the remains of Albert Einstein's brain.

According to the experts at the Guinness World's Record office, this is the longest candy counter in the world.

A collection of birdhouses await curious motorists and avian squatters.

The most photographed house in Maine looks good enough to eat.

The eccentric mansion of one the most popular horror authors of modern times.

This handsome giant is said to mark the birthplace of the mythical woodsman and even had a cameo in a Stephen King novel.

A monument park dedicated to the influential Beat Generation author and poet, Jack Kerouac.