North shore of the St. Lawrence River at Sept-Îles. Great variations in local relief produce an extremely rugged landscape. Continential ice sheets have smoothed the rough edges, and have removed most of the surface materials which have mantled and softened this area of the Canadian Shield. [Photo from A. Forbes, Geoligical/Review reproduced in Henri Boulig, Amerique Septentrionale, Vol. XIV, 1935]

 
The Canadian Shield. The wall of mountains in the distance is the southern edge of the Canadian Shield, providing a magnificient backdrop to Quebec City, Montmorency Falls, Île-d'Orléans, and the St. Lawrence River. [Photo/Pat and Rosemarie Keough]