Castles & palaces
Palace of Poitiers
Merogvingian palace and seat of the Duchy of Aquitaine
Wikipedia names Palace of Poitiers as where 1 film or series was filmed; its page links to the sentence that says so. Wikidata records no shoot here yet.
Filmed here, per Wikipedia
Wikipedia says these were filmed in Palace of Poitiers. Each title’s page links to the sentence that says so.
The Messenger: The Story of Joan of ArcWar film1999

