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 Ninigret Fort Ninigret is a historic fort or trading post site at Fort Neck Road in Charlestown, Rhode Island, purportedly built and occupied by either Indians or early European settlers in the seventeenth century. At its 1883 Dedication, Commissioner George Carmichael, Jr. referred to it as "the oldest military post on the Atlantic coast."