abstract aging background blue concept corrugated creation decay design fence fill graphic gray green grey grunge illustration image industrial metal mottled old orange oxidisation oxidised paint peeling red ruin rust rusted scrapbooking style texture ugly unique urban weathered angry apocalyptic bright brilliant cloud clouds colorful colourful contrast dark darkening disturbing dramatic dusk evening fiery flaming gold foreboding frightening glory golden light lighting molten skies moody setting sun shadows shining silhouette silhouettes skies sky spreading sun sunset