The famous facade of Grand Central Terminal hides a regulation tennis court, and it's not the first one.

Possible relics of the ancient Roman city are hidden in this restaurant's façade.

The first piece of public art dedicated to LGBT rights.

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

The most confusing clock in New York.

Little Red Lighthouse under the George Washington Bridge.

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.

Unrepaired walls from a 1920 anarchist bomb attack.

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

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

Everyone from Mark Twain to Teddy Roosevelt has a pipe hanging from the walls of this historic chophouse.

Avoid gangster interaction while window-shopping.

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

Lie in a hammock where George Washington stood.

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

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

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

One of the most enjoyable bits of history at Coney Island and “the most romantic ride in the world.”

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

The remnants of two World's Fairs are here, complete with a 12-story globe, a mini-Manhattan, and a UFO-shaped pavilion.

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.

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