This dramatic rail curve was once the target of a failed Nazi attack.

The sounds of the world's largest fully functioning pipe organ dazzle shoppers at a Philadelphia Macy's.

A local prank turned town icon.

This lush forest valley was once mined for lumber to the extent that it was once nicknamed "The Pennsylvania Desert."

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

When the Austin Dam failed it destroyed much of Austin...and then it failed again.

Once the "Eighth Wonder of the World," this iron railroad bridge was decimated by a tornado.

Curtiss is a forgotten figure in the early history of flight.

This magnificent herd of stampeding elephants has been frozen in time for over a century.

This giant monument of the RCA mascot is a beloved fixture in Albany, New York.

Outstanding taxidermy dioramas showcase the grandeur of the continent's wildlife with spooky realism.

A reversed traffic signal that was once violently misinterpreted as a statement on British-Irish relations.

The Binghamton area is home to six of the last remaining hand-carved vintage carousels.

Dedicated to the art and science of glass in equal measure, this space is as much laboratory as museum.

A castle built for love, and abandoned due to heartbreak.

The library of every book lover's dreams.

In upstate New York, gorgeous waterfalls and a watermill are slowly being reclaimed by nature.

A bit of retro transportation flair preserved in the world's largest department store.

A once grand hotel is being retaken by the wilderness it once capitalized on.

A pedestrian island in the middle of world-famous Times Square emits a strange (and purposeful) humming noise.

A stunning, two-tiered waterfall made famous by poets, artists and the legend of a ghost dog.