abstract appearance architectural background colors colours decorative Designs details distinct distinctive edged edges exterior external fancy interconnected interlinked light linear lined lines mosaic patterns perspectives rectangular rough shaped shapes slabs smooth stone stonework strength style surface surfaces textured textures thick thin tiled tiles uneven variation varied various wall wallpaper angles building bush color colour contrast contrasting corrosion corrugated corrugated-iron corrugations decay deterioration door elements entrance exit grime height high iron metal metal-work neglect old rural rural-decay rust rusting rusty shade shadows variations wear weathering appearances architecture box-like buildings business district CBD city city scapes city views concrete contemporary distance distant glass heights high rise Hong Kong modern office buildings reflections skyscrapers sleek slim views walls wealth windows above arched arches architectural-elements balconies balcony balustrades Colonial colored coloured columns courtyard cover covered decorated design designed façade features heritage historic picturesque shape Singapore sunlight sunshine traditional white