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

Elevated freight railway turned wildly successful urban park.

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

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

Enormous one time fiber mill now houses local artists and small businesses.

A collaborative art project that transformed a neighborhood in NYC's Queens.

Neoclassical bank designed by NY architects Helmle & Huberty.

Historic Greenpoint theater, turned roller disco, now housing a chain pharmacy store.

A former insane asylum despised by Nelly Bly and Charles Dickens is now fashionable apartments.

A little lighthouse in New York City, surrounded by mysterious stories of insanity-driven construction.

The feral felines of Roosevelt Island have a small army of allies and an abandoned hospital all to themselves.

Site of the first pathological and bacteriological research facility in the United States.

A crumbling hospital from the 1850s on Roosevelt Island.

Once at the center of U.S. finance, the historic Trading Room was meticulously recreated piece by piece and rebuilt in the Art Institute.

The famous winding walk at Chartres is surrounded in mystery and myth.

The once highest point in China blends symbolic design with a kick of adrenaline.

A giant scale model giving a sneak peek at what urban planners see for Shanghai by 2020.

An out-of-place slice of France, smack in the middle of Shanghai.

The most famous location in China was home to whole dynasties worth of imperial rulers.

Massive series of 45 caves and over 51,000 sculptures carved from cliffsides in China.

A fifth-century temple improbably built into the side of a cliff.

A complex and beautiful system of rice terraces covers a million acres over the mountains.

A curious carving hides on a marble column in the Mosque-Cathedral of Córdoba.

Hamburgers are intensely proud of their tunnel beneath the river.