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

Mural made of 100,000 pieces of hand blown glass, and one of the largest glass murals in the US.

Trace the history of the nation’s early days at the site of America’s oldest stock exchange.

Alexander Hamilton’s creation caused quite a bit of controversy.

This overlooked courtyard and museum celebrate Benjamin Franklin's life and achievements.

Believed to be the birthplace of the United States Marine Corps.

An Irish Memorial commemorating those who perished due to potato blight.

Step into a pastel time capsule where candy is truly dandy.

This sound-art installation features songs composed using only the Mid-Hudson Bridge as an instrument.

This small, hidden cove is home to abandoned boats.

Nearly four centuries after its founding, remnants of one of the oldest planned communities in North America are still visible in southern Brooklyn.

This once-grand marvel of engineering is now 41 miles of scenic hiking trail.

This fancifully decorated Victorian home in New York’s Hudson Valley is the only known fully domed octagonal residence in the United States.

One of the earliest bowling lanes in the U.S. doubled as a sewing school during a time when women had little job opportunity.

The home of one of America's most wealthy industrialists is now a historic site that remembers a more decadent time in the country's history.

The real-life site of Ichabod Crane's infamous gourd attack.

Oldest existing church in New York and the inspiration for Washington Irving's "The Legend of Sleepy Hollow."

This tiny church near Sleepy Hollow contains Henri Matisse's last work, a rose window, and nine windows by Marc Chagall.

This giant rock arrived at this quiet park thousands of years ago on the back of a massive glacier.

At this site, two historic stone bridges spanning the Sing Sing Kill—one right on top of the other.

This sprawling woodland estate was the brainchild of iconic American industrial designer Russel Wright.

This abandoned ironworks was once the most important military supplier in America.

The Brigadier General was so afraid of being buried alive that he had a buzzer installed in his mausoleum, just in case he woke up.

West Point’s only monument to a woman veteran stands above an empty grave.