France

Operating or Under Construction

Angers
Bordeaux
Bourg-St. Maurice-Les Arc
Caen
Clermont-Ferrand
Grenoble
Laon
Le Mans
Leyman
Lille
Lyon
Marseille 
Mont Blanc
Montpellier
Mulhouse
Nancy
Nantes
Nice
Orleans
Paris
Rennes
Rouen

Saint-Etienne (Paris)
Strassbourg
Tignes
Toulon
Toulouse
Val d'Isere
Ville Valenciennes
Villefranche-La Tour de Carol

Planned

Brest
Douai
Dunkerque
Fort-de-France (Martinique)
Le Havre
Reims
Tours

Honorable Mention
La Rochelle
Loire Region
Marne

Le Mans
Light Rail

The LeMans Tramway opened in November 2007. It consists of one main line and a branch line, totaling 15.4 km (or 18 km if you were to include trackage to the depot) and 29 stations. The system runs primarily on a grassy right of way, as do many of the newer European tramways.
 

Official Home Page