Low angle close up detail of tactile paving system of textured ground surface tile on the floor to help pedestrians who are visually impaired on the floor at train station platform in Germany._站酷海洛_正版图片_视频_字体_音乐素材交易平台

Low angle close up detail of tactile paving system of textured ground surface tile on the floor to help pedestrians who are visually impaired on the floor at train station platform in Germany.