gabion retaining wall. metal wire grid filled of raw natural stones

architecture background barrier basket beautiful block border boulder box brick building cage civil closeup concrete construction container design detail engineering exterior face fence filled frame framework gabion garden gibber gray grey grid hindrance housing industry landscaping light macro masonry material mesh metal military modern natural net netting nobody nopeople outdoor pattern pebble piece privacy protect protection raw retaining rock rough shadow slope stacked stone structure sunlight surface texture uneven wall wire