The Gander
The Gander (also called Altbach in France

France

The French Republic , The French Republic , The French Republic , (commonly known as France , is a unitary semi-presidential republic in Western Europe with several overseas territories and islands located on other continents and in the Indian, Pacific, and Atlantic oceans. Metropolitan France...

) is a river which flows in Luxembourg

Luxembourg

Luxembourg , officially the Grand Duchy of Luxembourg , is a landlocked country in western Europe, bordered by Belgium, France, and Germany. It has two principal regions: the Oesling in the North as part of the Ardennes massif, and the Gutland in the south...

 and in the French département Moselle

Moselle

Moselle is a department in the east of France named after the river Moselle.- History :Moselle is one of the original 83 departments created during the French Revolution on March 4, 1790...

, tributary of the Moselle River

Moselle River

The Moselle is a river flowing through France, Luxembourg, and Germany. It is a left tributary of the Rhine, joining the Rhine at Koblenz. A small part of Belgium is also drained by the Mosel through the Our....

 (left side). Its source is in the commune of Frisange

Frisange

Frisange is a commune and town in southern Luxembourg. It is part of the canton of Esch-sur-Alzette, which is part of the district of Luxembourg., the town of Frisange, which lies in the north of the commune, has a population of 1,302...

, southern Luxembourg. It flows generally southeast, and from Altwies

Altwies

Altwies is a small town in the commune of Mondorf-les-Bains, in south-eastern Luxembourg. , the town has a population of 557....

 until Emerange (commune of Burmerange

Burmerange

Burmerange is a commune and village in south-eastern Luxembourg. It is part of the canton of Remich, which is part of the district of Grevenmacher....

) it forms the French-Luxembourgish border. From Emerange until its outflow into the Moselle at Haute-Kontz

Haute-Kontz

Haute-Kontz is a commune in the Moselle department in Lorraine in north-eastern France.The commune is located very close to the border with Luxembourg in the Pays de Sierck....

, it flows through France. The largest town on the Gander is Mondorf-les-Bains

Mondorf-les-Bains

Mondorf-les-Bains is a commune and town in south-eastern Luxembourg. It is part of the canton of Remich, which is part of the district of Grevenmacher. Mondorf-les-Bains is a spa town , and has the only casino in Luxembourg....

.