A collection of Witchcraft artifacts and occult paraphernalia started by the leader of the Long Island Coven.

The home made famous by the 1983 holiday classic is now a perfectly preserved shrine to the movie.

A modern zoetrope on the New York City subway.

New York's oldest and possibly grandest keeper of books.

Once America's longest-manned military fort, now an abandoned hulk.

Home on the Hillside, and home of the first breakfast cereal.

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

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

Beneath the mossy overgrowth covering this once-sprawling campus lies decades of history and the secrets that come with it.

Bowl in splendor, if you're lucky.

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

Deep under Manhattan is the largest construction project in city history. So far, the project has taken the lives of 23 workers, or "a man a mile."

In the middle of downtown Brooklyn lies a 165 year old secret hidden right below the surface (closed to the public indefinitely).

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

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

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

One man's swirling six-acre monument of stone.

A tunnel once abandoned now thrives with graffiti art as an off-limits makeshift gallery.

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

Become a prohibition rebel.

The abandoned husk of a mental institution that failed to save a Jazz Age icon still sits nearly unchanged.

Read a book next to a Midtown waterfall.

Dodge prohibitionists and slide through the telephone booth in Crif Dogs.

An enthusiastically interactive mining museum that won't let black lung ruin the fun.