April 23rd, The Feast of Saint George (Agios Georgios) The feast celebrates the Knight who killed the Dragon. Saint George is the patron of the shepherds and celebrations are organised thorough the country. Great festivities also take place in Arachova, Skiathos island, Skyros island and other Greek towns, where Saint George is considered their patron saint. Celebrations in Arachova last for three days. Source: www.greeka.com