Google unveils a 2008 Summer Olympics landing page, a clearinghouse for various GOOG tools that are tracking the events in Bejing. See a Google Map of medals, YouTube video highlights, Google News headlines, a 3D video tour plus Sketchup models of the venues, and add an iGoogle gadget that tracks medal counts to your Google homepage. How are you following the Olympics this year (or are you)? Tell us what you think before the opening ceremonies tonight in the comments.