A large, breathtaking poster promoting the annual Epidaurus Festival, June 28 - August 10, 1968, at the Ancient Theatre of Epidaurus, in Greece. The mystical blue hues from the setting sun are exactly what you would expect to see in such a spectacular place. From Wikipedia: The Ancient Theatre of Epidaurus is a theatre in the Greek city of Epidaurus, located on the southeast end of the sanctuary dedicated to the ancient Greek God of medicine, Asclepius. The Epidaurus Festival poster is 27.5" W and 38.5" H.