A hidden "place of interment for gentlemen."

Nondescript building owned by ExxonMobil working on siphoning Greenpoint Oil Spill out of the ground.

A 120-year oil leak slowly unleashes more gallons of oil than the Exxon/Mobil disaster.

Once a ferry dock, radio transmitter, and now a new Greenpoint park.

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

An Irish town has built a statue to a silent film actor simply thanks to the holidays he once spent there.

A huge resale shop for the cast-offs of the film & television industry.

A reminder to choose water over wine since 1888.

Now the site of a high school, this was almost the location of the largest cathedral in the US.

The only surviving sidewalk clock in Brooklyn.

This futuristic airport terminal was abandoned for decades before reopening as a hotel—with a vintage plane of its own parked out back.

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

The most confusing clock in New York.

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

Salute the leader of the proletariat.

This exemplar of modernist architecture is meant to captivate and inspire students of the Cooper Union.

Wall Street has a new heroine, a bronze statue of a small but fierce girl.

This Wall Street bar was once a hub of revolutionary activity where Washington famously bid farewell to his troops.

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

All you ever needed or wanted to know about America's favorite whiskey, but not a drop to drink.

What was once a true peninsula has now been filled in, causing the water to recede and leaving many streetside "waterfronts" and landlocked "islands."

This bridge was the birthplace of a unit of measurement based on a fraternity joke.

American revolutionaries and British soldiers alike are buried here in the fourth-ever cemetery in Boston.

This nearly endless university hallway is home to a unique sunset known as "MIThenge."