I've actually heard of Medusa, so that would be brilliant! I'm currently going to be portraying a priestess in the meantime, while I get trained and the kit together, as I'd been fighting against a few Celts up until now.
Ah; we're mostly in the North-East of Britain, although the group's done events further afield now and then. It does, yes. Re-enacting is a great de-stresser for me as well, and I feel more comfortable in kit than normal clothing.