Whether you plan to watch the sun sink behind the marble columns of the Parthenon in Athens, visit iconic archaeological sites such as Delphi and Olympia, or simply soak up the sun on the sandy beaches of Halkidik , your DK Eyewitness travel guide makes sure you experience all that mainland Greece has to offer. World-class museums and archaeological sites may be the first things that come to mind when you think of Greece, but there are...