Category:Harbor Defense of Portland

 (F) 43.66278, -70.22167, Fort Gorges (1858-1946) (F) 43.65028, -70.21333, Fort Scammel (1808-1898) (F) 43.649716, -70.225478, Fort Preble (1808-1947)

(F)43.6914711, -70.1842145, Fort Lyon (1) (1873-1946) (F) 43.684966, -70.195448, Fort McKinley (1896-1947) (F) 43.6431387, -70.1953252, Fort Levett (1894-1948) (F) 43.6225834, -70.2106029, Fort Williams (1872-1963)

(M) 43.677665, -70.166556, Long Island Military Reservation (1917/1942-1946) (M) 43.681828, -70.092429, Jewell Island Military Reservation (1922/1943-1946) (M) 43.560289, -70.204435, Cape Elizabeth Military Reservation (1922/1942-1946) (M) 43.660454, -70.179975, Peak's Island Military Reservation (1905/1942-1948) (M) 43.718143, -70.005161, Bailey Island Military Reservation (1942-1946) (M) 43.758506, -70.096461, Great Chebeague Island Military Reservation (1942-1946) (M) 43.447112, -70.339687, Biddeford Pool Military Reservation (1942-1945)

(F) 43.659511, -70.248191, Fort Loyal (1680-1690) (F) 43.6673104, -70.2511923, Fort Sumner (2) (1794-182?)