Lake Oahe Pierre, South Dakota and extends nearly as far north as Bismarck, North Dakota. Mobridge, South Dakota is located on the eastern shore of the central portion of the lake. Bridges over Lake Oahe include US Route 212 west of Gettysburg, South Dakota and US Route 12 at Mobridge. The former town of Forest City has been flooded beneath Lake Oahe, about 9 miles west of Gettysburg. Prehistoric archaeological sites have been explored in the area, including Molstad Village near Mobridge. It dates to before the emergence of the Arikara, Hidatsa and Mandan as separate peoples, and has been designated as
Whipple Dam State Park Whipple Dam State Park Whipple Dam State Park is a Pennsylvania state park on in Jackson Township, Huntingdon County, Pennsylvania in the United States. Whipple Lake is a man-made lake on that was originally built during the height of the lumber era that swept through Pennsylvania in the late 19th and early 20th century to supply power for a sawmill. Whipple Dam State Park is south of State College, just east of Pennsylvania Route 26. The land on which Whipple Dam State Park is located was purchased from the Iroquois Confederation in 1754 by the Proprietary Government of Pennsylvania. Eventually