Stock photography, photos: 13ah97 Clouds Alberta Canada Stock photos of Clouds.Northern Alberta, Canada Photograph: © Troy Parlee Click for a larger image and more information Keywords associated with this stock photo: Sky, clouds, cloudy, overcast, blue, atmosphere, heavens, white, altitude, weather, climate, change, storm, environment, air, oxygen, ozone, space, beautiful, colour, color, outdoors, day, light, meteorology, formations, fluffy, spotted, carefree, float, puffy, wispy, Alberta, Canada, vapour, moisture, pressure, ceiling, low, high, storm, menacing, moody, rain, precipitation, inclement, dramatic, black, grey, gray, strange, bizarre, different