Essex County Penitentiary - abandoned in Caldwell, NJ. Built in 1827, closed in 1989. It was placed on the National Register of Historic Places in 1991 however no efforts have been made to preserve it.
In 1869 in Essex County , New Jersey 325 acres of farmland were purchased on the border of Verona and Cedar Grove to establish the Essex County Asylum for the Insane. It is said that not only is it ice-cold there, but ghosts and sounds have been seen.