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

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

The loneliest island in New York.

The famous author's cottage hideaway.

The fanciest public restroom in New York City boasts fresh flowers, art, and a classical music soundtrack.

Great place to have a drink and a bite to eat in an atmosphere laden with New York's Bohemian past.

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

Tucked away amidst some of the most famous addresses in the world is New York's only fraction of a street.

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

The world's oldest hologram gallery and the labyrinthine laser laboratory of a holography pioneer.

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

Nikola Tesla's former home contains an homage hidden from plain sight.

The oldest operating apothecary in the US has treated everyone from Thomas Edison to Mark Twain.

This cemetery has graves dating back to the 17th century, including the city's oldest carved tombstone and an ominous cryptogram.

Just your average Marie Antoinette–themed speakeasy in an abandoned 19th-century subway tunnel.

This whimsical group of statues is a favorite of children who love to climb all over Lewis Carroll's beloved characters.

Sniff the Titan Arum's rotting flesh.

Whisper secrets in a busy station only to be heard on the other side of this acoustic arch.

A hands-on traveling collection of the innovative devices of yesteryear.

A New York garbage depot holds a secret collection of weird and wonderful refuse.

Hidden in Central Park's Ramble is a troublesome cave buried just beneath the surface.

The feral felines of Roosevelt Island have a small army of allies and an abandoned hospital all to themselves.

A semi-scholarly approach to sex.

The world’s oldest and biggest bookstore stocking only mystery, crime fiction, espionage, and thrillers.