abstract appearance appearances architectural architecture background black brick-wall bricks bright color colored colorful colors colour coloured colourful colours contrast contrasting green horizontal interconnected interlaced interlinked intertwined interwoven light linear lined lines paint painted patterns perspectives running runny surface surfaces texture textures wall wallpaper white ancient backdrop brown construction decoration natural old rock rough solid stone textured age ages bronze castro Celtiberian celtic cidás circular citania citanias cities cividades cliff culture defendable defensive elevation fort fortified hill hill-fort hillfort hilltop house houses iron maritime ocean oval peninsula place refuge rocks saavem sea security settlement walls water block building flat flats high horizon sandstone sky-scraper skyscraper storey tower window windows angles artifact Australia axel axle bygone-era cart cartage deteriorated deteriorating farm historic history hub metal neglected out-of-date ridge rim rims round rust rustic rusting rusty spokes the-past transport travel useless wagon-wheel weathered wheel wooden-wall accommodation alcoves angle angular apartments city corrugations decorative elements exterior external height modern outside red ribbing shade shadow shapes size sunlight units box-like boxed concrete distinctive gray grey home modernistic plain second-storey second-story squared straight structure structured style suburban two-storey two-story urban views work