This abandoned subway station can still be seen on regular commuter trips.

An abandoned asylum where patients have been forgotten but their possessions remain.

Though its celestial ceiling is impressive, the true star is the vast collection of French books.

Abandoned power station once home to a squatter community, now being developed into an arts center.

The walls are decorated with whimsical murals painted by the creator of the Madeline franchise.

A dark, dank room in subterranean Manhattan was the site of a ghastly murder.

This mosaic dedicated to John Lennon was tended for years by a Beatles super-fan.

From scholastic to sepulchral - now under reconstruction.

Neon signs that grace the windows of Bergdorf Goodman's and Tiffany & Co. come from this studio in Brooklyn.

The loneliest island in New York.

This empty Victorian manse on Staten Island is said to be haunted but is actually a real life crime scene.

Unique antiquarian shop specializing in globes, maps, and prints.

For over 30 years the walls of this Harlem schoolyard have been a gallery of street art by "Kings and better."

A natural gas leak provides a flickering flame beneath a waterfall.

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

This ruined fort hidden at the top of Central Park can't seem to keep from losing its historical plaques.

Read between the lines of the subway map to find the hidden abandoned Civil War fort.

Nondescript elevator doors open to reveal a stunning, surreal world.

Home to the infamous "Typhoid Mary" and the worst loss of life in New York's history prior to September 11, 2001.

A restaurant on Staten Island showcases a different grandmother’s cooking every night.

A celebration of capitalism in Midtown.

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

An abandoned castle owned and ignored by Masons carries a cursed history.

The name of this famed hospital was once a byword for the horrors of medical and psychiatric care.