ulmen, germany - 10 18 2023: cliff at the small town street side

tree road lane infrastructure waterway plant neighbourhood flower street green leaf autumn garden grass asphalt transport walkway view ulmen ulmener maar gloomy day small town eifel caldera lake called youngest volcanic lakes area old castle ruin located stretches hill autobahn separates rural vulkaneifel extreme est germany ruins half-timbered medieval architecture 2023: cliff side town eifel ulmen maar medieval heritage street history