1 French Land Register data, which excludes lakes, ponds, glaciers > 1 km2 (0.386 sq mi or 247 acres) and river estuaries.
Bayard-sur-Marne (French pronunciation:[bajaʁsyʁmaʁn], literally Bayard on Marne) is a commune in the Haute-Marnedepartment in the Grand Estregion in northeastern France. The commune was formed in 1973 by the merger of the former communes Laneuville-à-Bayard, Gourzon and Prez-sur-Marne.[3]