On the circuit "Château Gaillard - Château de Gaillon Circuit from Gaillon - Aubevoye" I do not recommend the Caer/St Vigor part because the traffic there is dangerous for cyclists. Preferably use the small parallel roads.
The Bord-Louviers forest is a majestic forest located at the confluence of the Eure and the Seine. This forest, former property of the Dukes of Normandy and the Kings of …