Where: Rambures, France Start of construction: 15th Century End of construction: around 1470 Most important renovation: 18th Century Accessible: yes, interior only with a guide Important facts: one of few French castles that were never destroyed. One of the very first French castles made out of bricks. Also, the castle is owned by the same family ever since its construction. https://www.chateau-rambures-picardie.fr/