Grand Est shares border with Rhineland-Palatinate
Hydrology
The region is bordered on the east by the Rhine, which forms about half of the border with Germany. Other major rivers which flow through the region include the Meuse, Moselle, Marne, and Saône.
Lakes in the region include lac de Gérardmer, lac de Longemer, lac de Retournemer, lac des Corbeaux, Lac de Bouzey, lac de Madine, étang du Stock and lac de Pierre-Percée.
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