architecture background building colour culture decorated decorative design diamonds elements geometric green iconic landmark line modern New norway norwegian opera house ornamental oslo pattern repeated repetition sequence series style surface texture variable variation wall white angles appearances architectural black & white box-like buildings business-district city city-scapes city-views contemporary contrast contrasting distance distant distinctive exterior external glass gray grey greyscale heights high high-rise light linear lines monotone office-buildings offices perspectives rectangles rectangular reflections reflective views walls windows accommodation business complex business complexes comparison corporate corporate success curved height highrise multi-storey multi-story office office complex office highrise skyscraper tall tower towering across the river bird business district city central cityscape late afternoon lighting perched perching river river views seagull setting sun shadow shadows silhouette skyscrapers street light sunlight surfaces water attraction beams ceiling England english girders Great Britain iron London panorama panoramic people roof roof garden Skygarden steel strength strong structural structure struts tourism tourists view walkietalkie aluminium block blue brown controversial futuristic historical metal old power silver traditional walkie-talkie Albany-Bell-Castle apartment-complex apartments Australian brickwork castellated castle color colors colours complex craftsmanship dark deluxe-apartments exclusive gardens gated-complex historic history luxury-apartments modernised modernized ornamentation patterns pricey prized-real-estate secure security solid stonework sunshine textures