Marne is a department in north-eastern France named after the river Marne (Matrona in Roman times) which flows through the department. The prefecture (capital) of Marne is Châlons-en-Champagne (formerly known as Châlons-sur-Marne). The subprefectures are Épernay, Reims, Sainte-Menehould, and Vitry-le-François.
The Champagne vineyards producing the world-famous sparkling wine are located within Marne.
Read more about Marne: History, Geography, Demographics, Tourism