Ableman’s Gorge, SNA #75 (5/674)

Rising 200 feet above the Baraboo River, Ableman’s Gorge is a 3/4 mile long gorge cut through quartzite. It contains world-famous erosional impacts of an ancient sea on the Precambrian quartzite and has been well-studied by geologists, especially at UW-Madison, over the years. My visit here predates the installation of a trail and therefore it…