Rheinhessen, Germany's largest wine region, has a long history of grape-growing on the Rhine River that dates as far bac… k as the Romans. The region sits in a valley of gently rolling hills, where its varied soils and favourable climate enable the growth of many grape varieties – both traditional and emerging. Though Müller-Thurgau and Riesling are the two most planted varieties, red wine varieties – primarily Dornfelder, Portugieser, and Spätburgunder – now account for roughly one-thir