A hidden architectural treasure in New York's Brooklyn.

Michael Jackson got Bad and Crocodile Dundee walked on heads in this iconic Brooklyn subway station.

A mass grave for victims of one of the city’s worst fires.

Oldest surviving example of a Dutch saltbox frame house in America.

A way to take your secrets to someone else's grave.

This outdoor gallery of graffiti-covered walls pays homage to the past, present, and possible future of street art.

A Victorian cemetery in the heart of Brooklyn remains a popular mecca of morbid curiosity.

You can still ride this 100-year-old work of art in Brooklyn's largest public park.

A curious friendship between two inanimate ladies.

Tucked in a nondescript downtown Brooklyn mall is a bar containing a remarkable turn of the century anatomical wax collection last seen in 1920s Berlin.

Sniff the Titan Arum's rotting flesh.

Behind a bodega is a small museum of relics and ephemera showcasing the history of New York.

Ride the subways of yesteryear.

A grand New York post office that is home to mailman Santas, scraps of postal history, and a pneumatic mail system.

Currently housing a corporate bank branch this building at the southern tip of Manhattan was once the gateway to luxury vacationing.

The home of the first American-born saint is one of the only curved buildings in New York.

This anonymous businessman sculpted in bronze became an enduring memorial after 9/11, and had been mistaken by rescue workers for a survivor in the rubble.

Red frames showcase remnants of one of New York's original subway stations.

This castle-like building in Manhattan helped destigmatize cancer in the 19th century.

The one-time epicenter of American songwriting is now a little remembered Manhattan commercial block.

Cheap pizza and all of your naughty bedroom needs housed in a stunning example of Art Nouveau architecture.

One of the few remaining American elm trees in New York’s Tompkins Square Park was the birthplace of a new religion.

This former crime corner has been turned into an eclectic community center.

A dark patch of the ceiling at Grand Central Terminal which was not restored is still stained brown by tobacco.