Gang fights don't just happen on the streets, they happen under them too.

During the holidays, a vintage subway train whisks New Yorkers back in time.

One of the last Jazz Age "Wonder Theaters" in New York City.

A bit of retro transportation flair preserved in the world's largest department store.

Built hundreds of years ago this downtown iron barrier once protected a much despised king.

In its day this historic fort held 100 cannons pointed in almost every direction to protect New York.

A posh members-only club with a literally dramatic history.

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

A whimsical, but often overlooked clock in Park Avenue.

Unrepaired walls from a 1920 anarchist bomb attack.

An odd, ancient window that may have once been part of a brutal prison is embedded in the side of New York's Police Plaza.

A quiet and contemplative oasis in the middle of New York's bustle and riot.

Three-story slide through the New Museum.

Everyone from Mark Twain to Teddy Roosevelt has a pipe hanging from the walls of this historic chophouse.

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

An uber-secure, windowless tower of doom in the center of Manhattan is an NSA spyscraper.

This Wall Street bar was once a hub of revolutionary activity where Washington famously bid farewell to his troops.

Deep under Manhattan is the largest construction project in city history. So far, the project has taken the lives of 23 workers, or "a man a mile."

Walk over a 150 year old manhole.

Prove you deserve to be fed by Kenny Shopsin.

The name of this famed hospital was once a byword for the horrors of medical and psychiatric care.

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

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

One of the last few places in Manhattan that employed a pneumatic systemic keeps it on display.