angles architectural-elements architecture buildings business city city-scapes city-views commerce concrete contemporary contrast curved curves distinctive edged edges elements exterior external framed frames glass gray grey height high high-rise light linear lines modern monochrome palm-trees patterned patterns perspectives sharp skyscrapers steel surface surfaces textured textures trees views wall walls windows building culture flagstones iconic landmark leisure New norway norwegian opera house oslo pavement pedestrians people reflection sidewalk sightseers slope steps stone stroll style tourists uneven walk harbour water access arch decorative door England english entrance estate facade Felbrigg Hall grand Great Britain historical home house manor mansion national trust norfolk old ornate property security shut stately wooden angle appearances architectural cracked cracks dark decay deterioration Dirt dirty discoloration discolouration disrepair grime grimy neglect neglected peeling-paint renovate renovation urban-decay weathered accommodation apartment-blocks apartments balconies balcony box-like colors colours condominiums condos costly distance distant expensive heights holidays multi-storey multi-story recessed tourism wealth business-district color colour contrasting Hong Kong office-buildings rectangles rectangular abandoned alignment angled appearance closed doors exit foliage lean leaning lopsided roof roofing safety shed structure sunlight vegetation chimney stacks chimneys historic shape shapes solid stones stonework strong sunshine traditional variations wall-segment