What is "illange"

Illange (; Lorraine Franconian: Illéng/Illéngen) is a commune in the Moselle department in Alsace-Champagne-Ardenne-Lorraine in north-eastern France. It adjoins Thionville.

The Fort d'Illange, a pre- World War I German fortification, is located just to the north of the town, and is operated as an open-air museum.