This census-designated place first settled in 1623 is home to a defensive fortification built at the mouth of what river?
Fort McClary Fort McClary is a former defensive fortification of the United States military located along the southern coast of Maine at Kittery Point. Built at the mouth of the Piscataqua River, it was used primarily throughout the 19th century to protect approaches to the harbor of Portsmouth, New Hampshire, and the U.S. naval shipyard.
Fort Tompkins (Sackets Harbor, New York) Fort Tompkins (1812–1815) was a redoubt at Sackets Harbor, New York. A minor redoubt in a fortified line of four such "forts" (Kentucky, Virginia, Chauncey, Stark) anchored at Fort Pike (later Madison Barracks) on the bay, protecting the land side of Sackets Harbor.