Map of Duchy of Aquitaine [and Gascony]

Eleanor of Aquitaine was Duchess of Aquitaine and Gascony and Countess of Poitou

http://www.historyextra.com/article/premium/duchy-aquitaine-english-colony-deepest-france-black-prince

http://en.wikipedia.org/wiki/Duke_of_Aquitaine

http://en.wikipedia.org/wiki/Duchy_of_Aquitaine

http://en.wikipedia.org/wiki/Duchy_of_Gascony

http://en.wikipedia.org/wiki/Count_of_Poitiers

Gascony 1150

Le Gouvernement général de Guienne et Gascogne
http://gallica.bnf.fr/ark:/12148/btv1b53024934n/f1.zoom.r=Guienne.langEN

Map of Aquitaine in 1300

Bonne Map of Guyenne and Gascony 1771