Duchies actual locations & sizes

France
French map used: https://geology.com/world/france-satellite-image.shtml
Valaris Duchy - Brittany, Pays De La Loire
Feritosy Duchy (capital) - Normandy, Hauts De France
Dragonstrike Duchy - Centre-Val De Loire
Dragonstruck Duchy - Ile-De-France
Cufmore Duchy - Nouvelle-Aquitaine (north of the Dordonge river)
England
English map used: http://projectbritain.com/regions/index.htm
Raniel Duchy - South East