The former sign of this immortal music venue is just that--undying.

A miniature rainforest is growing inside of a Midtown Manhattan office building.

There must be a pun in this haystack somewhere...

Captain America, Sub-Mariner, and the Human Torch were all born in this art deco Manhattan masterpiece.

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

This innocent-looking townhome is actually a subway exit.

Hidden in one of New York's oldest subway stations is the final remnant of the site of the bizarre Shakespeare Riots.

As telephones become more essential and less stylish one historic Brooklyn building remembers the days when they were a grand celebration of communication.

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

The one-stop shop for all of your superhero (or evil arch-nemesis) needs.

Phil Mortillaro uses keys to bring art back to the Village.

New York City's smallest piece of private property.

The gilded vestiges of a sterling department store can still be found in a Brooklyn shopping center.

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

A pedestrian island in the middle of world-famous Times Square emits a strange (and purposeful) humming noise.

This historic address is home to the beloved ball and is an almost totally empty building among the most expensive real estate in the world.

Elevated freight railway turned wildly successful urban park.