Seal Islands (California)
Appearance
Seal Islands are a pair of islands in Suisun Bay at the mouth of the Sacramento-San Joaquin River Delta in Contra Costa County, California, 10 km east of Benicia, and 500 metres off-shore from the former Concord Naval Weapons Station and Port Chicago Naval Magazine.
See also
References
38°03′20″N 122°02′50″W / 38.055475°N 122.047186°W