Constructed in the 1920s, this former pencil factory is now an office building.

The tiniest little stage in New York.

Waterway populated with abandoned projects, including a submarine.

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

An arcade packed with a rotating collection of unique independent video games.

This abandoned caretaker's apartment is one of 13 left in the New York Public Library system.

Rummage through this sunken ship, but leave your scuba gear at home.

This hidden library of physiological ephemera contains centuries worth of knowledge on the vim and viscera of the human body.

Avoid gangster interaction while window-shopping.

An artist's cute bronze subway sculptures belie his violent artistic past.

Lie in a hammock where George Washington stood.

Leaf through over 30,000 artists' sketchbooks in what may be the world's largest collection of doodles

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

Mysterious 500-year-old tapestries depict a unicorn hunt.

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

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

A semi-scholarly approach to sex.

Elevated freight railway turned wildly successful urban park.

New York's oldest magic store.

A terrific purveyor of natural history objects and curios.

The palatial McDonald's that inspired Wesley Willis.

An outdoor urban gallery of large-scale artworks by the world's most influential street artists.

Once called the "Polish Gold Coast" it is an icon of the neighborhood that bears its same name.

First planned industrial community in the United States.