The first museum in the United States dedicated entirely to posters.

This giant boulder is sandwiched between apartment complexes in upper Manhattan.

A memorial marks the library lobby where Langston Hughes' ashes are buried.

Imagine having a street run right through your home, or better yet, a historic bridge three stories high.

Lehigh Valley barge No. 79 still gets tugged along - but now it houses a museum and unusual performances.

This enormous banquet-themed artwork honors over 1,000 notable women throughout history.

Built just after the American Revolution, the oldest row house in New York City still stands in Chinatown.

This small, hidden cove is home to abandoned boats.

This micro-industry of Latino cuisine along Red Hook's Ball Fields represents a victory in a food fight with the city.

The former sign of this immortal music venue is just that--undying.

Manhattan and the Bronx have been playing tug-of-war over this former island neighborhood for more than a century.

The legendary court where emerging basketball players gain their street cred.

A former seaside jewel built for the everyman is now simply a neglected art deco fortress.

Three stories above you, your salad is being grown.

Gang fights don't just happen on the streets, they happen under them too.

Oldest surviving example of a Dutch saltbox frame house in America.

Known as the "Forgotten City" it was home to industry, riots, artists, squatters, and to one of the largest single disaster fires in New York City.

Surrounded by low rise buildings and partially converted into an auto body shop, this marble archway is the only vestige of a forgotten Manhattan estate.

Small monoliths of several varieties of stone sit alongside a wooded path in the Bronx.

The oldest Dutch colonial stone house in New York City is a hidden gem on the border of Brooklyn and Queens.

Unusual books about food and drink abound in this 19th-century New York townhouse.

This castle-like building in Manhattan helped destigmatize cancer in the 19th century.

A self-made museum in Queens, New York continues to display the work of a sculptor known for paving his own way.

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