Stock photography, photos: 13AD-029B - Clouds at sunset Stock photos of Clouds at sunset,Grande Prairie, Alberta Canada Photograph: © Troy Parlee Click for a larger image and more information Keywords associated with this stock photo: sunset, dusk, evening, nightfall, night, clouds, cloudy, formation, red, black, orange, crimson, blue, sky, trees, forest, woods, Alberta, Canada, North America, Silhouette, beautiful, colorful, colourful, quiet, still