books.google.co.uk - Describes the political, religious, and social background of medieval castles, cathedrals, streets, and buildings in Western Europe...http://books.google.co.uk/books/about/The_Penguin_guide_to_Medieval_Europe.html?id=A9MYAAAAYAAJ&utm_source=gb-gplus-shareThe Penguin guide to Medieval Europe
Richard Barber is one of Britain's leading authorities on medieval history and the author of "The Penguin Guide to Medieval Europe" and "The Knight and Chivalry".