In this first study of the Greek and Roman exploration for over half a century, Duane W. Roller presents an important examination of the impact of the Greeks and Romans on the world through the Pillars of Herakles and beyond the Mediterranean. 'Roller has performed a useful service in bringing together material that is scattered about in various chapters in the general histories of ancient geography and exploration and in updating it with the results of recent studies.' - International Journal of Nautical Archaeology