Lake Wisconsin is a reservoir on the Wisconsin River in southern Wisconsin in the United States. It is located in Columbia and Sauk counties, approximately 5 miles southeast of Baraboo and 25 miles NN
Aerial view of the Prairie du Sac Dam, which impounds Lake Wisconsin, taken during the June 2008 flood.
The Wisconsin River is the longest river in the U.S. state of Wisconsin, at approximately 430 miles long. As a tributary of the Mississippi River, it is part of the Mississippi River System. The river
Below the Alexander dam at Merrill
Between Tomahawk and Rhinelander, where the river is rock-bottomed
Maximum extent of the Laurentide Ice Sheet
Dells of the Wisconsin River, 2014.