This 220-year-old house is a reminder of New York City's Dutch past.

This subterranean oyster house has been the pearl of Grand Central Station since 1913.

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

Those belting out show tunes might not realize this piano bar marks the site where Thomas Paine died in 1809.

More than 250 sakes are available in an izakaya hidden in the basement of a Midtown office building.

Imagine having a street run right through your home, or better yet, a historic bridge three stories high.

Need to book a room at the Hotel Pennsylvania? Just dial up 6-5000.

A decommissioned military complex that's now a modern industrial park.

The best B-movies filmed on a shoestring budget were born here.

A sculptural commentary on capitalism pokes up from the East River.

Where now stands a 42-story condominium tower of marble, glass and steel was once the central market of New York’s slave trade.

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

A little lighthouse in New York City, surrounded by mysterious stories of insanity-driven construction.

The iconic Manhattan corner that was once the site of the Beastie Boys' fake clothing store.

Little Red Lighthouse under the George Washington Bridge.

The site of the deadly Triangle Shirtwaist Factory Fire.

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

Walk into the 19th century without leaving Brooklyn.

A former insane asylum despised by Nelly Bly and Charles Dickens is now fashionable apartments.

The end of the 4 Line is also the end of the line for 300,000 souls in one of NYC's most illustrious cemeteries.

Nondescript elevator doors open to reveal a stunning, surreal world.

Sniff the Titan Arum's rotting flesh.

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

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