Heinz Götze presents an in-deph study of the enigmatic structure of "Castel Del Monte" and explores its singularity in the history of art and architecture. Might ther be a connection between the Castel and other buildings based on regular polygons? Is there simply beauty to be found in the ancient precept of symmetry, or is there more to it? This stunningly illustrated book presents the reader with insights into the bastion's structure while exploring the cultural influences common to the entire Mediterranean region, including that of medieval Arabic geometry, and the effects these factors had on the conception and construction of Castel del Monte. The Castel is a scholary, interdisciplinary study and assessment of an intriguing masterpiece of medieval architecture.