From Bernay: Follow the direction Conches-en-Ouche for 20km. Cross Beaumesnil (7km).
From Evreux: Follow the direction Conches-en-Ouche for 20km. In Conches, follow the direction of Ferrière sur Risle for 12km. At Ferrière sur Risle, follow Bernay and cross the bridge - you arrive at Ajou.
From the A28 - Broglie exit. In Broglie, follow the Barre en Ouche (15km). From Barre en Ouche, follow La Ferrière sur Risle. You will arrive by Ajou.