An abandoned tuberculosis hospital moulders on into an uncertain future.

A mysterious air force base built to resemble a Long Island fishing village.

This once sprawling resort now sits abandoned, filled with graffiti and vibrant colors from an era long passed.

A Jewish deli run by Yemeni Muslims in an Afro-Caribbean neighborhood is quintessential Brooklyn.

A collaborative art project that transformed a neighborhood in NYC's Queens.

This abandoned ironworks was once the most important military supplier in America.

The great American road trip, but smaller.

A 19th century hat factory still stands as a crumbling ruin in upstate New York.

This small, hidden cove is home to abandoned boats.

Eclectic architecture in the woods of New York.

Beautiful mosaics cover the first stations opened on New York City's newest subway line.

A six-story treehouse offers spectacular views of New York's Finger Lakes region.

This Queens hospital has stood abandoned for almost 20 years after its patients were secretly relocated in the dead of night.

The most unloved grain elevator in Brooklyn was a “Magnificent Mistake.”

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

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

This old cement mine has been used as everything from a mushroom farm to a recording studio.

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

Thriving meadows span a rooftop in one of Brooklyn's most heavily industrialized neighborhoods.

This abandoned seaside fortress is now simply an imposing ruin being taken back by nature.

This former theme park in New York's Adirondack Mountains fell into ruin before being resurrected as a state-run campground

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

The site of a tragic massacre that spawned a multimedia franchise.

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