air atmosphere blue cloud cloud formation clouded clouds cumulus dark formation formations gray grey heavy huge massive meteorology nature rain skies sky stratus structures water weather wheather white dominant dominate England enormous green hill landscape panorama rural summer Sussex view birds cirrus flock of birds soft swarm of birds agriculture clematis crop english farm fence grassland Great Britain plain plant wiltshire cereal farmland horizon meadow track boulder colorado debris mountain mountains natural range rock rocky usa cliff lake Burrard canada coastline forest home house inlet island ocean shore apocalypse dead Natural landscape outdoor Tints and shades tree trunk twig wood big