Google Earth tracking new Bay Bridge

San Francisco has two big main bridges, the Golden Gate and also the Bay Bridge. They’re building a new Bay Bridge and you can see the progress on Google Earth. (Link downloads zipped KMZ  file, double-click to open file in Google Earth.) The new bridge is supposed to be open in 2013, but with bridges in the Bay Area…you never know what to expect. CNET has stories here and here.