Swatara Gap. This gap in the Blue Mountain, named for Swatara Creek, was a gateway through which enemy Indians came to raid frontier settlements during the French and Indian War. Fort Swatara was built nearby to guard it. PA 72, 2 miles N of Lickdale, Lickdale, PA by Pennsylvania Historical and Museum Commission Colour: blue Wikimedia: Flickr: Google Streetview OpenStreetMap