Map: Campaign against the Nervii and Other Tribes by T.A. Dodge

Map of the Gallic tribes who formed a new alliance against Caesar (Caesar's Gallic War 6.2). From Theodore Ayrault Dodge, Caesar: A History of the Art of War Among the Romans Down to the End of the Roman Empire, with a Detailed Account of the Campaigns of Caius Julius Caesar (Boston: Houghton Mifflin, 1892), p. 211.