For the time being there are not so many Greek myths...
Cupid and Psyche - there is also a short version of the story, with images, right here.
The Judgement of Paris
Myths about Prometheus - on the page about the Titan Prometheus you will find the myths about how he created and endowed man, how he taught people what to sacrifice to gods, how he stole the fire from the gods and how he was punished for this.
Myths about Perseus: the myth about Perseus' birth, Perseus slaying the Gorgon Medusa, Perseus saving Andromeda from the sea monster Cetus.
Polyphemus and Odysseus - with images here.
The Golden Fleece
... but I'll add more, soon :-)
Should you be interested in a certain myth, don't hesitate to ask: just click here or on the button "Your comments" in the menu and let me know!