Burg Ehrenfels hillside Castle ruins in middle Rhine Valley, Germany

burg ehrenfels castle ruins hillside middle rhine valley germany aerial german medieval fortress ruedesheim vineyard rhine river drone hill top stronghold middle ages copy space space for text dolly in zoom in forwards binger loch remains bingen am rhein customs post watchtower old historic architecture romantic rhine gorge high angle mountainside burg ehrenfels ehrenfels castle castle ruins european landscape background perched slope establishing hillside castle bingen rudesheim push in