"Doubled Cave") is a cave-within-a-cave located in Hebron that Biblical tradition ascribes the status of the burial tomb for Abraham, Isaac, Jacob, and their wives.

18 in then Maisland, which contained a celebrated and exotic garden, locally called the "Frenchman's Garden",[9] since the well-known botanist André Michaux was commissioned by the King of France, Louis XVI in 1786 as a botanist with the ability to import any plant, tree or vegetable from France that was desired by the United States.

[10] The Lombardy poplar was originally stocked in the garden, and, introduced into commerce, eventually spread throughout the United States.

[14] In 1900, many who died in the massive fire on the Hoboken piers the SS Saale,[15] and SS Bremen on the North River (Hudson River) were interred at the cemetery and the adjacent Flower Hill in gravesites purchased by the shipping company.

[16][17] In 2022, Hudson County and volunteers embarked on program to restore gravestones of over 300 veterans buried at the cemetery.