abstract abstract graphic art background beige color colour decorative fill geometric grunge illustration modern original pastel pattern pop art rounded scrapbooking texture triangles yellow afternoon apartment avenue blue sky boulevard bush bushes city cloud condominium crossing path flat green home outdoor plant plants residential area road sky street tree trees zebra cross angles appearance backdrop backgrounds barrier chipped chiseled constructed gray grey groove grooved grooves historic lines old perspective perspectives secure security solid stone stones stonework strength strong surface surfaces textures variations variety wall walled well-built bricks building concept construction creation decay design dirty fantasy floor fun graphic grime hi res image industrial industry mortar New pavers render stains style tile tiles unique urban vector appearances architectural architecture box-like buildings business-district CBD city-scapes city-views colors colours concrete contemporary contrast contrasting distance distant elements exterior external glass heights high high-rise light linear office-buildings reflections skyscrapers views walls wealth windows facade height tall accommodation alcoves angle angular apartments colored coloured corrugations flats metal outside red ribbing shade shadow shapes size sunlight textured units access armed authorities authority availability available badges barriers cars communicating communication control deployment equipment flashing-lights law law-&-order lights motor-bikes National-Day on-duty on-the-job order patrols police police-vehicles power presence regulations responsible Singapore symbols traffic traffic-control uniforms vehicles weapons balconies homes rectangles rectangular steel corners