Graphics Novels: 300
I'd say I was never a fan of this genre, but that would overstate the relationship. In truth, don't know that I've ever given one more than a passing glance--if that. Its just that type of snobbishness that has us in the current crisis over history.
The comic mentioned here addresses the battle of Thermopylae; the script is now in filming by Zack Snyder, whose was given Rainbow Six. If you're looking for ideas for your interactive, peruse a few graphic novels for inspiration.