books.google.it - The enemy were overpowered and took to flight. The Romans pursued as far as their strength enabled them to run' Between 58 and 50 BC Julius Caesar conquered most of the area now covered by France, Belgium and Switzerland, and invaded Britain twice, and The Conquest of Gaul is his record of these campaigns....http://books.google.it/books/about/The_Conquest_of_Gaul.html?hl=it&id=M56lz3TBP-4C&q=miles&utm_source=gb-gplus-shareThe Conquest of Gaul
