Main source Champagne Basin size 1,180 km (460 sq mi) Source Champagne | Length 118 km | |
 | ||
Progression Marne→ Seine→ English Channel | ||
The Grand Morin is a 118-kilometre (73 mi) long river in France, left tributary of the Marne. Its source is near the village of Lachy. Its course crosses the departments of Marne and Seine-et-Marne. It flows westwards through the towns of Esternay, La Ferté-Gaucher, Coulommiers and Crécy-la-Chapelle, finally flowing into the Marne in Esbly.
Map of Grand Morin, France
Its main tributary is the Aubetin.
References
Grand Morin Wikipedia(Text) CC BY-SA