apocalyptic appearance black cloud clouds color colorful colour colourful contrast contrasting dark dark clouds darkening darkness disturbing dramatic dusk evening foreboding formations frightening gray grey layers levels light lighting moody nature rays skies sky storm stormy sunlight threatening weather wild angles appearances arch arched architectural architecture Australia bricked bricks brickwork colonnade cover covered darkened height high historic history open-sided perspective perspectives shade shaded shadows shelter stonework strength strong structure structures sunshine support view views wall walls columns pillars posts secure alternative alternative-energy alternative-power alternatives bridge concrete energy exterior external glass lamp lamp-post lamppost lights outdoor outdoors path protected protection protective renewable safety security shapes shine solar solar-panels styles abstract background blue bright colored colors coloured colours decorative design detailed interconnected intermeshed interwoven mauve peace peaceful reflected reflection ripples rippling texture textured textures wallpaper water aqua backdrop blended circles circular lines movement patterns reflections rippled rounded shape shaped surface vibrancy vibrant water's-edge wavelets waves breaking through setting sun shining shining through spreading sun