Sci-fi background - bright flash and mushroom cloud from nuclear bomb explosion, nuclear war, judgment day, end of world, teleportation to another world or dimension, secret scientific experiment
Dramatic religious background - hell realm, bright lightnings in dark red apocalyptic sky, judgement day, end of world, eternal damnation, dark scary silhouettes
Dramatic religious background - hell realm, bright lightnings in dark red apocalyptic sky, judgement day, end of world, eternal damnation
Apocalyptic religious background - end of the world, battle of armageddon, forces of evil destroy humanity. Elements of this image furnished by NASA
Dramatic religious background - bright light from heaven, burning doorway in dark red sky, road to hell, way to hell, heaven and hell
Religious background - heaven and hell, good and evil, light and darkness
Apocalyptic dramatic background - bright lightning in dark red stormy sky, judgment day