Visit free of Blockhouses
You will be able to admire the posts(post offices) of shooting(firing), vestiges of the castle built in 1102 and destroyed in the XVIIIth century.
16 and 17 September 2023Passed
Conditions
Free admission
Ville de Pontoise
You can admire the shooting stations, vestiges of the castle built in 1102 and destroyed in the eighteenth century.