Survey marker located at the summit of St. Peter's Dome in northern Wisconsin. St. Peter's Dome is an exposed outcrop of granite in the Chequamegon National Forest with views of Lake Superior and the forest. A rugged but defined trail is 1.8 miles (one way) to the 1,565 foot peak. Handheld Canon Rebel T2i with 55-250mm lens at f6.3, ISO800, 1/100 sec.