Lie in a hammock where George Washington stood.

Hidden in plain sight on the Hudson River is an abandoned train station where nature has taken over.

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

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

The haunting, dilapidated remains of a former poorhouse on Staten Island's Greenbelt.

There’s a secret bunker inside the Brooklyn Bridge, but the city won’t say where.

Behind a bodega is a small museum of relics and ephemera showcasing the history of New York.

Dedicated to preserving the history of free Black communities in Brooklyn and beyond.

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

This collection of grinning ephemera has grown from basement to Brooklyn.

The Underground Railroad passed right through this historic Brooklyn Heights church.

Check out the underground party scene at the "Burning Man of Brooklyn."

Empty, but not abandoned, this cavernous Brooklyn loading dock was once considered the largest individual building in the world.

This innocent-looking townhome is actually a subway exit.

“Invented in Key West, Perfected in Brooklyn."

A prized globe signed by Amelia Earhart and Charles Lindbergh sits in the Brooklyn office of the American Geographical Society.

Brooklyn vintners creating world-class wine in a city not known for its vineyards.

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

Fabrication workshop where the encasement for One World Trade Center's beacon was constructed.

An unconventional space for art and science housed in a massive old warehouse.

A massive forgotten storehouse from 1913 on the Brooklyn Waterfront has a spectacular view of Brooklyn.

Obscure and obsolete publications are given new life as works of art.

I fought the law and the precinct caved in.

The most unloved grain elevator in Brooklyn was a “Magnificent Mistake.”