Architecture of the World Wide Web
The W3C have released the "Architecture of the World Wide Web, Volumn One", a conceptual blueprint of the Web and pushing it as a practical guide for designers of Web Applications. The architecture documents is prepared by the three years old Technical Architecture Group (TAG).
Get to know how the Web links documents to one another, how it scales to large numbers of surfers, and design pitfalls to avoid. The document is targetted not just for geeks, but to a much wider audience.