This mouldering abandoned mental hospital was once a center for progressive healing.

Home on the Hillside, and home of the first breakfast cereal.

A ruined mansion hidden in the woods of the Hudson Valley, home of a tragically doomed romance.

Beneath the mossy overgrowth covering this once-sprawling campus lies decades of history and the secrets that come with it.

Reclaimed by nature, the ruins of Doodletown, New York are remnants of a town consumed by a state park.

What was once a trend-setting, phrase-coining icon of architectural splendor is now a rotting, forgotten hulk.

Oldest existing church in New York and the inspiration for Washington Irving's "The Legend of Sleepy Hollow."

The abandoned husk of a mental institution that failed to save a Jazz Age icon still sits nearly unchanged.

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

An abandoned asylum once on the cutting edge of lobotomies may be reborn as a Christian college.

Decades after testing the polio vaccine on unwitting patients, this historic mental hospital sits in ruin.

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.

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

A fictional town that was briefly brought to life before fading once again out of existence.

"Gnome Chomsky" was once the largest gnome in the world, but is now simply tall for his kind.

These expertly crafted, scientifically accurate glass sea creatures were once an international phenomenon.

This collection started by a Cornell professor once held more than 600 human brain specimens, including the one that belonged to its founder.

The library of every book lover's dreams.

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

Two mermen, eternally spitting into each other's mouths.

Alexander Milliner, a favorite of General Washington, is interred at Mt. Hope Cemetery along with 80 other Revolutionary War veterans.

An old dining hall now serves up ghost stories for lusty locals.