There are owls with glowing eyes in Herald Square.

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

This metal eagle one of the final remnants of a newspaper that wanted to keep Brooklyn to Brooklyn.

This city park was once a lookout point for George Washington’s army during the Battle of Brooklyn in 1776.

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

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

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

Under a glass sidewalk lie the remains of some of Manhattan's oldest buildings.

The façade of this building looks like a bingo board, but it's really a giant clock by a famed graphic designer.

This Russian bar-restaurant lies within a three-story underground bathhouse.

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

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.

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

Manhattan's lighthouse, erected at the insistence of the unsinkable Molly Brown.

A popular European tradition makes its way to the states on one of America's most famous bridges.

The home of the first American-born saint is one of the only curved buildings in New York.

Twenty-three trees, each paired with a basalt stone, line a street in Chelsea, continuing an urban project started by German Fluxus artist Joseph Beuys.

Manhattan's deadly West Side railroad, which killed hundreds of New Yorkers, is remembered by this simple plaque.

Amid the bustle and noise of the Financial District hides a secluded garden oasis above the city streets.

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

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

These marks in Myddelton Passage aren't your run-of-the-mill vandalism, and they weren't made by your typical vandal.

One of the world’s leading and most extensive archives on the Holocaust, the Nazi era, and genocide, this collection includes published and unpublished works, press cuttings, photographs, and eyewitness testimony.