Lake Superior Sunsets

Over thousands of years, Lake Superior carved out caves in the sandstone cliffs of the Wisconsin lakeshore. Today, when conditions are right, you can hike out and see these remarkable formations clad in snow and ice at Apostle Islands National Lakeshore. For current information, go to http://www.nps.gov/apis/mainland-caves-winter.htm. Photo of “The Keyhole” by Michael DeWitt (www.sharetheexperience.org).