duernstein - panoramic view of rock formations in idyllic wine growing region of wachau in krems an der donau

durnstein scenic europe nature stone outdoor landscape rocks rock formation unesco world heritage site wachau valley picturesque donau duernstein town fortress river travel house view medieval wine tasting alley landmark austria tuscany tourism season gruner veltliner danube hill harvest growing winery production drnstein vineyard niedersterreich european krems der lower destination