cliffs above the road, mullerhtal in luxembourg

rock tree nature forest water plant ruins jungle waterfall woodland garden terrain autumn stream green flower park wilderness cliffs road berdorf luxembourg mullerthal rural region east canton echternach spectacular geological formation walk area located sauertal waldbillig hiking trails build offer ways explore luxemburg lux grand duchy europe waldbalaquo lleg kanton mafrac14 llerthal cliff erosion edge stone crumbling control eroded root plants earth landslide trail hike path dirt gravel narrow walking leisure travel