The ashes of the Roman Empire produced a host of new states built on the foundations it left behind. The first of these was the Visigothic Kingdom of Toulouse, which dominated southern Gaul and helped bring about the end of the Roman Empire. Watch a preview of Genius, the new show on National Geographic about Albert Einstein, starring academy award winner Geoffrey Rush: NatGeoTV.com/Genius Take the survey at wondery.com/survey. See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.