Discovery Store has the Life on Earth Collection Blu-ray (11 discs) for $120 - 50% off with coupon code EARTH
+ $7 shipping = $67 shipped
. Includes the complete Life on Earth, Planet Earth, Nature's Most Amazing Events and Blue Planet as well as a 56-page book. These will be the A&E versions, not the ones narrated by the brother of the Jurassic Park guy who looks like Colonel Sanders.