While New York City has its fair share of abandoned hospitals and asylums, the regions surrounding the city contain even more, seemingly left to be forgotten.
6 abandoned hospitals and asylums on Long Island, upstate New York: Rockland Psychiatric Center, Kings Park, Pilgrim State, Middletown, Edgewood State Hospital
The Hudson River State Hospital, located outside of Poughkeepsie in the Hudson Valley, is a National Landmark but has been abandoned since the early 2000s.