Exploring the Grid

As if we needed further evidence that NPR is awesome, they've put together this nifty animation that illustrates how the U.S. gets/distributes its power.
You can manipulate the graphic to show both current and planned systems and sources.
It's pretty cool. Check it out for yourself and don't forget to support NPR during their next, totally annoying-to-the-point-of-obnoxious fund drive.