The Planet Earth DVD Set is now at a new low price. The hit high-def Discover Channel series had been $59.99 at Buy.com but they cut their price to $52.99 plus new Google Checkout users can get it for $42.99 after the $10 discount Google gives you for signing up (or new Buy.com customers can use this $5 off $50 coupon. Plus, shipping is free and there is no sales tax (except CA, MA, MD, TN). Among other things, this includes 90 minutes of footage not aired on TV. Amazon is the next best option at $53.99 (Discovery.com sells it for $79.99).