‘Rare And Remarkable’: Lake Superior Ice Caves Reopen

During the summer, the sandstone sea caves along the Apostle Islands National Lakeshore are a kayaker’s dream. But for the first time in 11 years, those caves are open to the public for some winter exploration. Incredible ice caves have formed along Meyers Beach in northern Wisconsin. See why thousands brave risky conditions to take in what officials call a “rare and remarkable phenomenon.”