A Prada store in the West Texas desert that is never open for business.

Minimalist modern art on a repurposed military base in rural Texas.

Mysterious glowing orbs float through the desert night.

Man-made geyser that rises to the exact height of the Gateway Arch.

Less a museum than a bizarre fantasy world created by artists and engineers.

A museum dedicated to exhibiting remarkable outsider art.

Spinning silently in the lobby of an Art Deco masterwork is a massive vintage model of the Earth.

Two community gardens under the elevated subway lines on a very busy commercial strip in Bushwick.

A bit of retro transportation flair preserved in the world's largest department store.

A drawbridge named for a potentially intersex Polish national who fought alongside George Washington during the American Revolution, and an example of "Pulaski Red".

Once a popular watering hole among longshoremen and shipyard workers, this neighborhood treasure spans more than 100 years of Red Hook history.

Once called Winthrop Park in 1889, home to a decidedly sexy tribute to the Monitor vs. Merrimac battle.

A museum devoted to bringing to light forgotten or neglected histories through exhibitions, education and public programming.

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

Cryptic messages embedded in the New York City sidewalk.

One of New York's best collections of pinball is hidden in a secret bar in the back of this laundromat.

An illegally built ramshackle mansion tucked in the middle of Brooklyn is now being turned into condominiums.

Elevated freight railway turned wildly successful urban park.

Constructed in the 1920s, this former pencil factory is now an office building.

The world's oldest hologram gallery and the labyrinthine laser laboratory of a holography pioneer.

Lie in a hammock where George Washington stood.

Once a flowing stream and where the USS Monitor, the world's first ironclad, was built and launched.

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

Red frames showcase remnants of one of New York's original subway stations.