Tours-sur-Marne (French pronunciation: [tuʁ syʁ maʁn], literally Tours on Marne) is a commune in the Marne department in north-eastern France.

The village's vineyards are located in the Vallée de la Marne subregion of Champagne, and are classified as Grand Cru (100%) in the Champagne vineyard classification.

Tours-sur-Marne is well known for its thriving crops of quality grapes which feed the nearby winery.

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