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 heights high high-rise Hong Kong light linear lines modern office buildings perspectives rectangles rectangular skyscrapers views walls wealth windows abstract colored colors coloured colours commercial-building metropolis metropolitan-area office-buildings reflections tower-block urban-area access-denied appearance arched-architecture arches architectural-elements archways barred bars building cream dark decoration decorative design facade features frontage heritage historic history masonry old ornamentation patterns pointed points segments shapes solid Somber sombre stonework style surface textures top variation variety wall adornments Asian curves decorations delicate detailed detailed-patterns fancy gold golden ornamental peak roof roofing roofs rooftops round rounded rows slope sloped surfaces tiles tiling backdrop background black dome domed edges feature filtering geometric geometrical height interconnected interior intermeshed interwoven lighting radiating star triangles wallpaper white accommodation balconies circular connected connections fire-escapes homes houses interlinked linked railing rails residential safety secure shade shadows spiral spiralling structures sunlight