Manhattan’s Battery Park has a whimsical carousel full of spinning, glowing fish.

Currently housing a corporate bank branch this building at the southern tip of Manhattan was once the gateway to luxury vacationing.

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

This curved Manhattan building was built to house the opulence of John D. Rockefeller's oil empire.

Fake subway tiles were installed to cover a design that resembled the Confederate flag—it's unclear if the resemblance was intentional.

Peek through the gates at this oasis from the city, full of Old English charm.

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

Once thought to be the fabled Holy Grail, it is now known to be an oil lamp.

Even for Egyptian royalty, the afterlife was bring-your-own-beef.

The oldest family-run luncheonette in New York, last renovated in 1948, still serves food and drinks the old-fashioned way.

For over 30 years the walls of this Harlem schoolyard have been a gallery of street art by "Kings and better."

This nearly invisible wire transforms much of the city into one big, symbolic home on the holy day.

The real-life site of Ichabod Crane's infamous gourd attack.

Oldest existing church in New York and the inspiration for Washington Irving's "The Legend of Sleepy Hollow."

The boulder on which Alexander Hamilton laid his head after a deadly duel can still be visited on the New Jersey coast.

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

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

A dark patch of the ceiling at Grand Central Terminal which was not restored is still stained brown by tobacco.

Rat sculptures try to infiltrate the Graybar Building in an architectural tribute to New York City's nautical history.

This Manhattan skyscraper is a reminder of the brief but glorious age of urban air taxis.

New York City's first Modernist house.

If it hadn't been caught in time, a flaw in the design of this Manhattan skyscraper could have led to its collapse.

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

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