Ruine Duernstein castle ruins, Wachau, Waldviertel, Lower Austria, Austria, Europe

aged architecture austria austrian autumn autumnal autumnally building buildings castle day daylight daytime decay decayed delapidated derelict dereliction deteriorated deterioration dilapidation disrepair down duernstein during europe european exterior exteriors fall heritage hill hills lower mountain mountains neglected nobody old outdoor photo photos rock rocks rocky ruin ruine ruined ruinous ruins run run down rundown season seasons shot shots site sites stone the unesco view views wachau waldviertel world