green vegetation behind a double metal fence

mesh fence wire rusty grating closeup rod striped background texture bar double pole grass vegetation net netting grid pattern old metal iron metallic garden privacy hindrance border boundary obstacle barrier cage freedom migration detention protection safety security backdrop structure design abstract blank vertical line row strip weathered brown green nobody blur pipe greenery post unfreedom fear leeway railings housing liberty protect independence autonomy totalitarian oppression wallpaper art empty banner poster nopeople selective focus outdoor