An organ located deep within a cave, whose "pipes" are the geological features of the cave itself.

The remains of a community that was forced to move for a dam that never materialized still rot in this Pennsylvania park.

This collection honors the iconic, and proudly American lighter that just won't quit.

The wooden octagon in which Huckleberry Finn and A Connecticut Yankee were born can still be visited in upstate New York.

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

Surprisingly aquamarine waters fill deep lakes formed at the end of the last ice age.

A historic recreation of the golden age of the Erie Canal, abandoned for some time, slowly being restored.

Lake Champlain Bridge, the recently demolished and rebuilt bridge where they filmed "What Lies Beneath".

This locally-famous crevasse in New York State is icy all year round.

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

Why have you never heard of the second most popular tourist site in New York?

Believe It or Not, Ripley once called this chiseled mountainside “New York’s Mount Rushmore”.

A winding, cliffside stretch of road overlooking the Delaware River.

Oldest existing wire suspension bridge in the United States.

A living antique aviation museum in the historic town of Red Hook, New York.

"A hideous albatross in the Hudson River Valley."

This stone gatehouse was once the entrance to a historic mountain resort, and it had a cameo in a cheesy cult horror movie.

Along the Palisades skyline are the ruins of a large mansion built in 1911 and demolished in the 1930s.

Visit the monolithic tomb of America's most famous general.

A little lighthouse in New York City, surrounded by mysterious stories of insanity-driven construction.

A remnant from the golden age of aviation still in use today, Pan Am's Clipper service took off from this Art Deco gem.

The final resting place of the great escape artist, where some still gather to wait for his escape from death.

Empty, but not abandoned, this cavernous Brooklyn loading dock was once considered the largest individual building in the world.

One of the most enjoyable bits of history at Coney Island and “the most romantic ride in the world.”