What is Piennes-Onvillers?
[[Image:Piennes-Onvillers (Somme) France (10).JPG|thumb|250px|The church in Piennes-Onvillers]] '''Piennes-Onvillers''' is a [[Communes of France|commune]]. It is in [[Hauts-de-France]] in the [[Somme]] [[Departments of France|department]] in north [[France]]. {{Somme communes}} {{France-geo-stub}} [[Category:Communes in Somme]]