narrow path along a long waterfall with a bridge on top

stream forest wilderness woodland river waterfall jungle watercourse tree trail nature water vegetation creek rapid rock narrow path long canyon ruppertsklamm small gorge lahn valley tiny called michesbach winds reserve full fallen trees rocks moved wild rough rupptesklamm piece lahnstein koblenz trails lahnwanderweg rheinsteig bridge top green spring cascada cascade eifel falling freshwater rupperts klamm lahntal lahn river valley hike hiking trail gorge westerwald taunus mountains wild wilderness michelsbach reserve rheinsteig lahnwanderweg natura 2000 canyon