Trails in the North Kananaskis Area
June 1995: Prehistoric pictographs are visible on the rocks above the lake. Some authorities believe these pictographs are more than a millennium old, and were painted by the ancestors of the Ktunaxa, or Kootenay, First Nation.
Topo Map: Canmore 82 O/3
Trail: Grassi Lakes
Ref: KCTG p. 55