Hurdy-gurdy twenty-three different forms, and there is still no standardized design today. The six-stringed French "vielle à roue" is the best known and most common sort. A number of regional forms developed, but outside France the instrument was considered a folk instrument and there were no schools of construction that could have determined a standard form. There are two primary body styles for contemporary instruments: guitar-bodied and lute-backed. Both forms are found in French-speaking areas, while guitar-bodied instruments are the general form elsewhere. The box form of the "simphonia" is also commonly found among players of early music and historical re-enactors.
Hurdy-gurdy to the melody, resulting in a sound similar to that of bagpipes. For this reason, the hurdy-gurdy is often used interchangeably or along with bagpipes, particularly in Occitan, Catalan, Cajun French and contemporary Asturian, Cantabric, Galician, and Hungarian folk music. Many folk music festivals in Europe feature music groups with hurdy-gurdy players. The most famous has been held since 1976 at Saint-Chartier in the Indre "département" in Central France. In 2009, it relocated nearby to the at La Châtre, where it continues to take place during the week nearest July 14 (Bastille Day). The hurdy-gurdy is generally thought to have