The most confusing clock in New York.

Lady Liberty's first beacon of enlightenment is now displayed in a museum near the statue.

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.

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

This hidden library of physiological ephemera contains centuries worth of knowledge on the vim and viscera of the human body.

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

A Manhattan courthouse hides a small but scathing memorial to Holocaust injustice.

This abandoned subway station can still be seen on regular commuter trips.

The beautiful tunnel that ran from the lobby to Penn Station is still hidden underneath 34th Street.

A living archive of urban activism and space reclaimed.

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

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

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

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

Unlock the secrets of the conjuring arts.

A very classy 1920s-era bar right in Grand Central Station.

A masterpiece of LGBT art has been restored in what may now be the most valuable restroom in America.

This sculpture by artist Fritz Keonig survived the 9/11 attacks and now stands as a monument to the victims.

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

A DIY art gallery/music venue/lecture hall dedicated to video game culture.

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

From scholastic to sepulchral - now under reconstruction.

A hands-on traveling collection of the innovative devices of yesteryear.