The sacking of Rome by Alaric and his Visigoths in the year 410 was an ideologically-charged event that left a permanent imprint on the culture of the west. We discuss two contemporary readings of what this event meant – one a polytheist and one a Christian – and, starting from these case-studies, a few of the crucial themes set in motion by the ‘Fall of Rome’ in the history of western esotericism.