winding mountain road with many curves

infrastructure springtime mountains kempenich racetrack transport mountain volcanic farmland sidewalk flooring winding volcano village asphalt highway freeway walkway driving vehicle curves gloomy valley winter tarmac street eifel hills road cold open hill hohe acht lane low sun day farm farmland agriculture field cereal grain grain fields pothole damage damaged road deterioration bad holes pothole deteriorated country rural rural scene countryside season seasonal driving street curve direction marking roads