Map showing the Greek world during the Greco-Persian Wars (ca. 500–479 BC).
Original image by Bibi Saint-Pol. Uploaded by Thamis, published on 26 April 2012 under the following license: Creative Commons: Attribution-ShareAlike. This license lets others remix, tweak, and build upon your work even for commercial reasons, as long as they credit you and license their new creations under the identical terms.