Kurtis Brown offers a one-page painting guide to Vikings.
Note: the link above is dead, and an email to Kurtis bounced. So I went to the Wayback Machine and retrieved a copy of the page. It is preserved below for posterity.
Early Blazon offers illustrations of hundreds of coats of arms through the Crusades.
And now for something completely different. But maybe still useful.
I. Marc Carlson has written an artcle on medieval breeches. Yes, pants. There are a number of illustrations, and this interesting fact: no actual medieval breeches have survived to this day, so no one is really sure how they were constructed.
Still, its a useful resource for sculptors and painters.
From a wargamer’s perspective, what’s not to like about the world’s greatest conqueror? Here’s a website on Genghis Khan with some good background information, including maps, biographical basics, and a nice look at Mongolia today. This last would be good for some of you doing the “Back of Beyond” games.