apocalyptic appearance black breaking-through cloud clouds color colour contrast contrasting dark dark clouds darkening darkness disturbing dramatic dusk evening foreboding frightening light lighting moody nature skies sky spreading threatening wild colorful colourful gray grey bare bleak branches care cold Crows danger dismal doom gloom gloomy grim pain silhouettes storm clouds stormy unappealing wintery wintry formations layers levels rays sunlight angry bright brilliant fiery flaming gold glory golden molten skies setting sun shadows shining silhouette sun sunset