The Boston square dedicated to the dark poet who was born nearby.

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

A simple midtown bar was once the home of a secretive and exclusive club staffed by "bunnies" under Hefner's strict rules.

Michael Jackson got Bad and Crocodile Dundee walked on heads in this iconic Brooklyn subway station.

The highest rapid transit station in the world.

Abandoned power station once home to a squatter community, now being developed into an arts center.

New York's oldest concrete structure is being preserved thanks to the gentrification of Whole Foods.

The mass grave of a heroic Revolutionary War regiment sits below an empty lot near the Gowanus Canal.

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

Risk arrest while partying to fund art.

The fanciest public restroom in New York City boasts fresh flowers, art, and a classical music soundtrack.

Whisper secrets in a busy station only to be heard on the other side of this acoustic arch.

This subterranean oyster house has been the pearl of Grand Central Station since 1913.

This Manhattan skyscraper is a reminder of the brief but glorious age of urban air taxis.

The name of this famed hospital was once a byword for the horrors of medical and psychiatric care.

For almost a century, this East Village newsstand has served egg creams to beats, hippies, punks, and everything in between.

A Yiddish theater turned movie house turned rock and roll landmark turned gay disco turned bank.

A grand New York post office that is home to mailman Santas, scraps of postal history, and a pneumatic mail system.

Manhattan's deadly West Side railroad, which killed hundreds of New Yorkers, is remembered by this simple plaque.

The oldest operating apothecary in the US has treated everyone from Thomas Edison to Mark Twain.

Jimi Hendrix's legendary recording studio in Greenwich Village.

Elevated freight railway turned wildly successful urban park.

Twenty-three trees, each paired with a basalt stone, line a street in Chelsea, continuing an urban project started by German Fluxus artist Joseph Beuys.

Detailed facade of a brownstone in Boerum Hill.