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.
Rock Fort Campsite The Rock Fort Campsite is a natural fortification on the south shore of the Columbia River in The Dalles, Oregon, United States. The Lewis and Clark Expedition camped at this defensible spot for three nights in late October 1805, just after it passed Celilo Falls on its descent to the Pacific Ocean, and again for one night on their return journey. It was here that the expedition first made significant contact and commerce with the Chinookan-speaking peoples of the lower Columbia.