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

A reminder to choose water over wine since 1888.

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

Possible relics of the ancient Roman city are hidden in this restaurant's façade.

Hiroshima survivor on Riverside Drive.

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

A B.Y.O.B. Mexican cantina lives inside one of the last tortilla factories in Brooklyn.

The first piece of public art dedicated to LGBT rights.

Built hundreds of years ago this downtown iron barrier once protected a much despised king.

The most confusing clock in New York.

New York City's only radical feminist independent bookstore.

Where now stands a 42-story condominium tower of marble, glass and steel was once the central market of New York’s slave trade.

Salute the leader of the proletariat.

America's oldest Eastern European synagogue provided the immigrants of crowded Lower East Side tenements a space of sanctuary.

Walk into the 19th century without leaving Brooklyn.

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

This abandoned seaside fortress is now simply an imposing ruin being taken back by nature.

Unrepaired walls from a 1920 anarchist bomb attack.

This wall on a street corner in Lower Manhattan has been a blank canvas for a rotation of renowned artists since the 1980s.

A Victorian cemetery in the heart of Brooklyn remains a popular mecca of morbid curiosity.

Avoid gangster interaction while window-shopping.

Visit the monolithic tomb of America's most famous general.

You can still ride this 100-year-old work of art in Brooklyn's largest public park.

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