All verse forms are welcome and encouraged, and my notions of myth are broad. I've depicted Greek myths here because of their invaluable invention the small portable harp, but any culture's stories are fair game for poemification, including ours. Slapping some fable-y framework on some modern ideas is a good way to go, as in the old standard The Honda and the Camaro.
And don't forget Fables! Those snotty little stories about animals who might possibly wear clothes and hang out in combos never found in nature.
As an added bonus subtopic, I just saw the new Clash of the Titans recently and either version of that movie is always good fodder for discussion. Whether it be the old classic:
Or the modern version from last year:
Start typing, people! Maybe they'll be singing what you write around a fire someday! (Okay, probably not, unless it's in some post-apocalyptic wasteland, but that can be cool too!)