Greek mythology is the body of myths and legends belonging to the ancient Greeks, concerning their gods and heroes, the nature of the world, and the origins and significance of their own cult and ritual practices. They were a part of religion in ancient Greece. Modern scholars refer to, and study, the myths, in an attempt to throw light on the religious and political institutions of Ancient Greece, its civilization, and to gain understanding of the nature of myth-making itself. And Greek mythology is embodied in a large collection of narratives, and implicitly in Greek representational arts, such as vase-paintings and votive gifts. Greek myth attempts to explain the origins of the world, and details the lives and adventures of a wide variety of gods, goddesses, heroes, heroines, and mythological creatures. These accounts initially were disseminated in an oral-poetic tradition; today the Greek myths are known primarily from Greek literature. Here I want to introduce the Greek Mythology from two aspects; the source of Greek Mythology and the features of Greek Mythology.
1. Source of Greek Mythology Greek mythology is known today primarily from Greek literature and representations on visual media dating from the period from c. 900–800 BC onward. So there are two major sources of Greek Mythology, the literary sources and archaeological sources. Mythical narration plays an important role in nearly every genre of Greek literature. Nevertheless, the only general mythographical handbook to survive from Greek antiquity was the Library of Pseudo-Apollodorus. This work attempts to reconcile the contradictory tales of the poets and provides a grand summary of traditional Greek mythology and heroic legends. Among the earliest literary sources are Homer's two epic poems, the Iliad and the Odyssey. Other poets completed the "epic cycle", but these later and lesser poems now are lost almost entirely. Despite