Stock photography, photos: 1AC9 Lone Pine on hillside Canada Stock photos of Lone pine tree on hillside.Waterton Lakes National Park, Alberta Canada Photograph: © Troy Parlee Click for a larger image and more information Keywords associated with this stock photo: Tree, pine, spruce, single, alone, 1, one, grow, growing, angle, steep, incline, shape, symbol, wood, fresh, lonely, flowers, Prairie, plains, foothills, grasslands, fields, Big Sky, clouds, cloudy, landscapes, scenic, scenery, green, brown, blue, wind, windy, rural, country, grass, spring, Alberta, Canada, Waterton Lakes, National Park, AB, North America, season, day, daytime, daylight, sunshine, sunny, color, colour, space, freedom, quiet, peace, peaceful, tranquil, western, nature, natural, beautiful, concepts, conceptual