angled angles appearances architectural architecture building buildings city city-scapes city-views color colour contemporary contrast contrasting distinctive edged edges elements exterior external framed frames geometric geometric-shapes glass gray grey height high high-rise light linear lines modern patterned patterns perspectives sharp Singapore steel surface surfaces textured textures views wall walls windows accommodation apartment-blocks apartments art-deco balconies complex condo condominium dark detailed façade flats heritage historic metal modernistic multi-storey multi-story plain protection quality safety straight structures style supports tall units valuable arches architectural-elements clock clock-face Colonial construction decorative iconic ornamental Perth secure solid stones stonework strength strong time tower-clock town-hall angular apartment blocks box-like Designs heights value capped caps concrete condominiums condos highrise highway raised-motorway reddish-orange river roofing roofs rooves structured towering water curvature curves designed abstract business-district commercial commercial-city-building distance distant office-buildings panelling panels rectangles rectangular shapes unusual