Slim Lake, United States of America
The Hegman Lake Pictographs are a well-preserved example of a Native American pictograph, located on North Hegman Lake in the Boundary Waters Canoe Area Wilderness in Minnesota, USA. The rock art is considered "Perhaps the most visited and photogenic pictograph within the State of Minnesota."
Listen to the audio guide for Hegman Lake Pictographs Free on WIP — starts by itself when you arrive, even with the screen off