A modern zoetrope on the New York City subway.

America's oldest Eastern European synagogue provided the immigrants of crowded Lower East Side tenements a space of sanctuary.

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

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

A Manhattan office building is home to the world's largest chess board.

The most confusing clock in New York.

Little Red Lighthouse under the George Washington Bridge.

The fanciest public restroom in New York City boasts fresh flowers, art, and a classical music soundtrack.

This abandoned seaside fortress is now simply an imposing ruin being taken back by nature.

A once crucial portion of the Long Island railroad still lays abandoned, waiting to be turned into an urban park.

Commemorating the spot where the famous scientist fed his pigeons.

You can still ride this 100-year-old work of art in Brooklyn's largest public park.

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

The crown jewel of the Queens Museum is a nearly 10,000-square-foot architectural model of the city originally built for the 1964 World's Fair.

Touching mementoes from those who didn't make it back from World War I still hang in one of New York's oldest bars.

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

This enormous Hindu temple in Queens serves incredible dosas in its basement canteen.

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

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.

“Invented in Key West, Perfected in Brooklyn."

This innocent-looking townhome is actually a subway exit.

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 famous author's cottage hideaway.