The smallest island in Manhattan is a manmade landfill dominated by a Buddhist peace arch.

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

NYC's legendary underground network for bovine transportation.

What happens here stays here – unless it affects the whole world.

This abandoned subway station beneath the Waldorf-Astoria hotel is allegedly used to secretly transport presidents.

Read a book next to a Midtown waterfall.

Tucked away amidst some of the most famous addresses in the world is New York's only fraction of a street.

This ruined fort hidden at the top of Central Park can't seem to keep from losing its historical plaques.

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

Long the exclusive domain of birds and vagabonds, this little-known Central Park peninsula is open to the public once more.

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