Gaul (Modern-day France) is a country that is located in Western Europe.
In Young Hercules: Cheiron's Warriors, Ares has a shield from Gaul hanging on the wall of his temple.
In 1789 in Troyes, France, the revolutionary known as the Chartreuse Fox perpetrated crimes against the government inspired by the heroic acts of Hercules (HTLJ "Les Contemptibles").
The Hero of Gaul, Vercinix was captured by Julius Caesar in Gaul (XWP "When in Rome...").
Celtic Amazon Tribe (led by Gwyn-Teir) - Tribe located in Celtica, Gaul. "To Helicon and Back"