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

Haunted Victorian house that inspired a legendary "Ghostbusters" court ruling.

One of the most scenic falls in Massachusetts has a history of death and grim legend.

Home of Philip Johnson, one of the 20th century's most influential architects.

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

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.

A once grand hotel is being retaken by the wilderness it once capitalized on.

Now the final resting place of prominent artists and musicians, it was originally founded to separate the rich from the poor in death.

A peaceful international sculpture garden in upstate New York.

This historic railway museum may have lost its passengers but not its love for trains.

A living antique aviation museum in the historic town of Red Hook, New York.

This forlorn park is the result of a failed investment turned tax dodge.

An abandoned dollhouse factory.

The only intersection in America where the buildings on all four corners were built pre-Revolutionary War.

The life of one of FDR's possible mistresses is preserved in her palatial Hudson Valley mansion.

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

100 massive sculptures in the Hudson River Valley.

An unassuming island in the middle of the Hudson that hosts campers, including Aleister Crowley.

Collapsing castle on the Hudson river was once the storage site of military surplus business.

"A hideous albatross in the Hudson River Valley."

This stone gatehouse was once the entrance to a historic mountain resort, and it had a cameo in a cheesy cult horror movie.

The oldest continuously inhabited street in America.

This abandoned cemetery is crumbling into ruin, exposing the artifacts and bodies buried there.

Mass Grave of 48 colonists killed in a raid by Native Americans and the French in 1704.