Treetop walk, Biosphere House, Fischbach bei Dahn, Palatine Forest, Rhineland-Palentine, Germany

palatinate forest natural preserve europe adults people man landscape wood nature forest landmark biosphere reserve non urban scene rheinland pfalz scenics only adults day full length landmark outdoors nature reserve park rhineland palatinate one person pfaelzerwald front view one man only germany person fischbach bei dahn treetop walk biosphere house