massive cliff hanging above the road in mullerthal, luxembourg

tree rock terrain cliff geology road infrastructure trail mountain plant ridge formation valley adventure wadi nature soil badlands sunny curve mullerthal luxembourg rural region east canton echternach spectacular geological cliffs walk forest area located sauertal berdorf waldbillig hiking trails build offer ways explore massive hanging erosion edge stone crumbling control eroded root plants earth landslide country scene countryside season seasonal driving street direction marking roads luxemburg lux grand duchy europe waldbalaquo lleg kanton mafrac14 llerthal