Plum Island Light was created in 1869.
Plum Island Airport was created in 1933.
Plum Island - novel - was created on 1997-04-01.
Plum Island Eagle Sanctuary was created in 2004.
Plum Island Animal Disease Center was created in 1954.
Plum Tree Island National Wildlife Refuge was created in 1972.
The Light on the Island was created in 1951.
Bakers Island Light was created in 1820.
Devils Island Light was created in 1901.
Chambers Island Light was created in 1868.
Pond Island Light was created in 1855.
Eborac Island Light was created in 1921.
Sheffield Island Light was created in 1868.