Silicon Alley Insider does a nifty overview of Google - our favorite 10 year old.
Our rubber-necking is obviously worth the look since they literally own search. But everything they touch is not gold. Check out the long list of launches and acquisitions - interesting stuff about the ebbs and flows of the last Net decade.
Keep your eye on their "Statistics" - Analytics and Feedburner are displaying what we are ALL really doing and proving ROI to ad campaigns.