Castle with Schlosshotel Duernstein castle hotel, overlooking the Danube river, Wachau, Waldviertel, Lower Austria, Austria, Europe

architecture austria austrian building buildings castle castle castles danube day daylight daytime duernstein during europe european exterior exteriors heritage hotel hotels lower nobody outdoor overlooking palace palaces photo photos river schlosshotel shot shots site sites the tourism touristic touristical touristically touristy unesco view views wachau waldviertel with world