vineyard in germany

germany koblenz vineyards wine growing river cruise reflections facade architecture medieval wooden barrels statue timber framed houses moselle edifice castle gate portal barge industry transportation steeple tower riesling auslese spatlese rhineland german vines wines grapes fruit tended slopes rhine vinyard vineyard cultured viniculture cultivation viticulture making vinifera viniculturist enology grape leaves drainage soil nutrients minerals topography climate cool palatinate alsace rheingau vintner baden rheinhessen mittelrheintal castles