Castelnau-sur-Gupie is a place with a very small population in the state/region of
Aquitaine,
France which is located in the continent/region of
Europe.
Cities, towns and places near Castelnau-sur-Gupie include Lagupie, Beaupuy, Saint-Martin-Petit and Sainte-Bazeille.
The closest major cities include Gironde, Bordeaux, Dordogne and Tarn-et-Garonne.