medieval watchtower, castle on hilltop in middle rhine valley above town of bacharach in mainz-bingen district in rhineland-

stahleck castle bacharach medieval german sights hilltop rhine middle rhinelandpalatinate history architecture fortress heritage landmark ancient times stronghold royalty fairy tale historical site walls stone structure towers battlements moat drawbridge grandeur majestic defense kingdom fantasy era warfare culture romance adventure civilization aesthetics legacy charm elegance fortification watchtower valley above town mainz-bingen district rhineland- rhineland-palatinate