Lake Superior Ice Caves: Apostle Islands Sea Caves in Winter
On the Lake Superior shore of Wisconsin's Bayfield Peninsula, red sandstone cliffs are hollowed into arches, chambers and sea caves. In...
apostle islands
Apostle Islands Ice Caves: The 2014 Lake Superior Winter in Photos
In the winter of 2014, Lake Superior froze solidly enough for people to walk across the ice to the sea caves of Apostle Islands National La...