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

Hiroshima survivor on Riverside Drive.

A curious fountain that has no water and includes Satan, a crab, and 9 giraffes.

The "Seinfeld" diner.

Great place to have a drink and a bite to eat in an atmosphere laden with New York's Bohemian past.

New York City's smallest piece of private property.

These ornate manhole covers were used for a now-forgotten purpose.

Phil Mortillaro uses keys to bring art back to the Village.

Recovered suit of a cannibalistic West African gang.

A massive art collective tries a new take on Brooklyn's DIY music scene—by making it fully legal.

This 19th century brick building in Brooklyn stands out like the anachronistic landmark that it is.

An 1883 schoolhouse now home to collective of artists.

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

The ballpark in "Pigtown" where the Brooklyn Dodgers made their name was replaced with a huge apartment complex.

A tree that grows parallel to the ground was declared Brooklyn's "crowning curio" by the poet who saved it.

The name of this tiny pocket park tucked between two buildings on Manhattan's Upper West Side is Latin for its location: "seventy-one."

The front yard of an Upper East Side town house hides the last fragment of one of New York's most famous theatres.

This whimsical group of statues is a favorite of children who love to climb all over Lewis Carroll's beloved characters.

This mosaic dedicated to John Lennon was tended for years by a Beatles super-fan.

Curious crustaceans support an obelisk from ancient Egypt that now stands in modern-day Central Park.

Hidden in Central Park's Ramble is a troublesome cave buried just beneath the surface.

Blighted Irish field and the ruins of a 19th-century cottage on the edge of urban Manhattan.

This vacant church in the Financial District was once the heart of New York's first Syrian immigrant community.

This cemetery has graves dating back to the 17th century, including the city's oldest carved tombstone and an ominous cryptogram.