"Are you inspired by the powerful symbolism of the Angel of the North? Does the speed of construction of the 2012 Olympic stadiums leave you in awe? Well, consider the architectural feats of engineers, stonemasons and craftsmen of the Middle Ages who built castles, cathedrals, churches and palaces without the benefit of modern technology. The British Library's latest book, Building the Medieval World contains vibrant illustrations from medieval manuscripts depicting buildings from farmhouses to churches, and castles to a dog kennel. It explores these amazing structures and what they signified to people in the Middle Ages"