abstract architectural backdrop background barrier brick brick-wall bricks brickwork cement colored coloring colors coloured colouring colours constructed exterior external firm linear lines mortar perspective perspectives purple secure security smooth solid standard strength strong style surface surfaced surfaces texture textured textures traditional-brick-wall variation varied various wall walled wallpaper well-built rectangular architecture big blue bright building business city cityscape cloud clouds construction corporate design District downtown facade financial futuristic glass high house landmark large light metropolis mirror modern New office reflect reflection reflective shiny sky skyline skyscraper steel street structure tall technology tower town travel urban vacation view window windows workplace accommodation angles angular apartment blocks apartments appearances balconies box-like complex condo condominium contrast contrasting Designs detailed distinctive elements flats heights high-rise metal modernistic multi-storey multi-story plain quality safety straight structures supports units valuable value views apartment-blocks buildings capped caps concrete condominiums condos height highrise highway raised-motorway reddish-orange river roofing roofs rooves structured towering water curvature curves designed patterns blinds closed open reflections shade shadows sunlight sunshine city-views color colour construction-work contemporary crane danger distance distant distorted distortion distortions images office-buildings rectangles skyscrapers work workmen