Atlasgeo.net: Greece - Animated GIF image.
Flags of the World: Greece - National, historical, military, and former subnational flags.
Greek Flags, Maps, and Pictures - Images of current and past flags.
History and Different Flags of Greece - Images of various flags and historical information.
Theodora.com: Flags of Greece - Images in several sizes and links to country facts.
World Flag Database: Greece - National flag and country details.