This mountain range is home to the exclave of Llivia, which was unintentionally created by a 17th- century treaty ceding all of Llivia's surroundings. This mountain range was southwest of the historical border region of Septimania. The motto "Virtus unita fortior" appears on the coat of arms of a sovereign entity in this range, whose coat of arms shows the miter hat of its co-leader, the (*) Bishop of Urgell, in the upper-left. Five citadels known as the "Sons of Carcassonne" were built along this mountain range, where pilgrims to the Rosary Ba
This mountain range is home to the exclave of Llivia, which was unintentionally created by a 17th- century treaty ceding all of Llivia's surroundings. This mountain range was southwest of the historical border region of Septimania. The motto "Virtus unita fortior" appears on the coat of arms of a sovereign entity in this range, whose coat of arms shows the miter hat of its co-leader, the (*) Bishop of Urgell, in the upper-left. Five citadels known as the "Sons of Carcassonne" were built along this mountain range, where pilgrims to the Rosary Basilica honor the Lady of Lourdes. This range's Roncevaux Pass opens out near Basque country. For 10 points, name this mountain range home to Andorra, on the border between Spain and France.