abstract appearance architectural art glass artistic artistry black color colored colorful colors colour coloured colourful colours contrast craftsmanship dark decorative design designed Designs distinctive frame framed frames geometric geometrical glass light lighting lines patterned patterns perspectives rectangle rectangles rectangular rippled shaped shapes squared squares stained glass textured textures window arched art-glass coloration communicate communication diamond-shaped diamond-shapes diamonds lead message shade shades-of-colour stained-glass abandoned architecture background building construction conveyor-shutes corrugated-iron damaged decay derelict deteriorated deterioration exterior external factory historic historical history industrial metal multi-storey multi-story neglect neglected old open openings Remains shadows shutes structure sunlight sunshine texture tin-shed urban wall walls window-frames cave christian christianity faith Hong Kong looking-out prayer symbolic symbols art blue clear curves door door-lock doorhandle doorway entrance exit frills gray green grey lock outside quality red skilful skilled surface variation variations wooden frame reflected reflection reflections detailed details interconnected interlinked lined metal-framework parallel patterned-glass Segmented segments shape style thick thin view wallpaper