I use Strava to track my bicycle rides. Below you can see my recent activity.
I'm using this thread to keep track of materials I'll use for preparing to take my certification test for MS test #70-315 “Developing and Implementing Web Applications with Microsoft Visual C# .NET and Microsoft Visual Studio .NET“
http://www.whizlabs.com/articles/mcsd-70-315-article.html
more coming
This website runs on the best open source content management system, DotNetNuke, it always runs the latest release.