Not sure if it counts as multimedia, but its expressive and fun and involves various things and sources, I play a game called rollercoaster tycoon 3. I make video's of my rides, I thought here would be a good place to share them.
Hope you enjoy. biggrin
http://www.youtube.com/watch?v=iaFhHx7rEQY
+ The Official 'Got Goth?' Guild +