Creating an Intranet

We are currently on the road to replace our current Intranet with a new and improved one.  I went out and started searching for Intranet design information, here are some links I found:

Design an Intranet Solution Architecture - If you are using SharePoint, you will want to look here.

The Difference Between Intranet and Internet Design – Some high level Intranet vs Internet site design.

Designing a Corporate Intranet – More Intranet knowledge.

Intranet Roadmap – This site seems easy to digest and read.  There is even a simple project planning tool.