One of the few remaining American elm trees in New York’s Tompkins Square Park was the birthplace of a new religion.

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

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

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

This exemplar of modernist architecture is meant to captivate and inspire students of the Cooper Union.

Phil Mortillaro uses keys to bring art back to the Village.

The oldest living tree in Manhattan comes shrouded in sinister legend.

Little Red Lighthouse under the George Washington Bridge.

The rough and tumble president's childhood home displays the shirt he was once shot in and the speech that saved him.

Unrepaired walls from a 1920 anarchist bomb attack.

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.

The former hotel where Tesla invented the radio.

The New York hotel where tragic visionary Nikola Tesla spent his final hours, destitute and alone but for the pigeons.

The only home that Alexander Hamilton ever owned has a history almost as troubled as his own.

Named the fifth most beautiful building in America in 1885, this former courthouse boasts the best view in the Village.

Visit the monolithic tomb of America's most famous general.

Cryptic messages embedded in the New York City sidewalk.

New York City's only preserved family home from the 19th century.

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

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

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

Lie in a hammock where George Washington stood.

A dark, dank room in subterranean Manhattan was the site of a ghastly murder.

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