Introduction to Pau Castle: Pau Castle refers to the remains of the ancient fortress of Les Baux de Provence, located in the area near Arles, Provence. It was once the site of the poet Mies The fort was stationed by the heroic Pau clan, which Terra called the Eagle Clan. It later experienced the baptism of smoke from countless wars and was destroyed by war during the reign of Louis XIII. The ruins of the castle from that time are now preserved for tourists to visit. .