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

The oldest house in Manhattan is now a museum that remembers the home's sordid history of scandals, vice-presidents, and ghosts.

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

Hidden in plain sight on a pair of Manhattan subway tunnels are a pair of public instruments that sing to each other.

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

This mosaic dedicated to John Lennon was tended for years by a Beatles super-fan.

Lady Liberty's first beacon of enlightenment is now displayed in a museum near the statue.

Though its celestial ceiling is impressive, the true star is the vast collection of French books.

Once the tallest building in the world and the site of "the highest dinner ever held in New York" this building now holds the most expensive penthouse in the city.

The fanciest public restroom in New York City boasts fresh flowers, art, and a classical music soundtrack.

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

Tucked away amidst some of the most famous addresses in the world is New York's only fraction of a street.

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

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

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

Wall Street has a new heroine, a bronze statue of a small but fierce girl.

The oldest surviving bridge in New York City, which reopened to pedestrians in 2015.

A celebration of capitalism in Midtown.

A room in New York City that contains 250 cubic yards of dirt worth a million dollars.

A three-story copper skybridge connects two Manhattan buildings with Art Deco luxury.

This unmarked and unloved Manhattan subway grate created one of the most iconic images in American cinema.

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

A very classy 1920s-era bar right in Grand Central Station.

The original toys that inspired the beloved children's stories are on display at the New York Public Library.