Gode Cookery is a fantastic site about Medieval and Renaissance food and cookery, between other information about those ages. If you have some interest in Medieval food start with Gode Cookery - information, history, recipes, images and curious things.

Other wonderful links there:
Medieval Macabre - supernatural and fantastic imagery of the Middle ages (already posted in this blog);
Tales of the Middle Ages - true stories, fables, and anecdotes;
Mythical Plants of the Middle Ages;
Fantastic Fish of the Middle Ages populated both the waters and the imagination of the medieval world;
Regimen Sanitatis Salernitanum - one of the most popular poems in the history of both medicine and literature;
Illusion Foods and Incredible Foods, Solteties, and Entremets.