This historic building housed the surviving crew members of the Titanic, who were left destitute after the wreck.

This narrow shop in the East Village hosts a matchmaking service for the new millennium.

A museum collection honoring the long history of the FDNY is held in a disused Manhattan fire house.

This Fifth Avenue church has long been the favored worshiping place of Broadway actors and vaudeville performers.

One of only two remaining Victorian-era greenhouses in New York.

The name of this tiny pocket park tucked between two buildings on Manhattan's Upper West Side is Latin for its location: "seventy-one."

A small peaceful park and waterfall tucked amid the urban grind of Midtown Manhattan.

Sniff the Titan Arum's rotting flesh.

Built as a gift to the hottest tastemaker of the time, these hidden quarters remain an Art Deco showpiece.

Long the exclusive domain of birds and vagabonds, this little-known Central Park peninsula is open to the public once more.

Curious crustaceans support an obelisk from ancient Egypt that now stands in modern-day Central Park.

Bowl in splendor, if you're lucky.

Wine bottle sculpture with a ship's stateroom inside.

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

The beautiful tunnel that ran from the lobby to Penn Station is still hidden underneath 34th Street.

A WWI fighter plane and turn-of-the-century penny candy shop are among the unexpected features of this Financial District building.

One of New York's best collections of pinball is hidden in a secret bar in the back of this laundromat.

Walk over a 150 year old manhole.

Unlock the secrets of the conjuring arts.

From scholastic to sepulchral - now under reconstruction.

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

An unassuming secret door once led to a legendary watering hole.

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

A tunnel once abandoned now thrives with graffiti art as an off-limits makeshift gallery.