angles appearances architectural architecture box-like buildings business-district city city-scapes city-views color colour contemporary contrast contrasting curve curved distance distant elements exterior external glass gray grey greyscale heights high high-rise light linear lines modern monochrome office-buildings perspectives rectangles rectangular skyscrapers views walls wealth windows accommodation apartments appearance background building commercial complex costly development edwardian expense expensive function-center function-centre grand historic historical history King’s-Park luxury luxury-apartments offices outstanding prestige prestigious Restaurants river riverside stunning transformation transformed units up-market upmarket water waves CBD circular colors colours concrete photographer reflections round rounded Singapore style business district city scapes city views colored coloured Hong Kong office buildings