What is "ribeauville"

Ribeauville is a commune in the Aisne department in Picardy in northern France.

Beekeepers from the area were puzzled when their bees began producing blue honey until it was discovered that a nearby biogas plant processes waste from the manufacturing of M&M's.

Ribeauvillé (; Alsatian: Rappschwihr; ) is a commune in the Haut-Rhin department in Alsace-Champagne-Ardenne-Lorraine in north-eastern France.

Its inhabitants are called Ribeauvillois.