Discovery Planet Earthe Blu-ray Disc Set for $24.99. Add this filler for $3.99 to apply promo code DCSEML to receive $5 off $25. Shipping is $4.00, so the total comes to $27.98 shipped. Make sure there is no extra space before and after the coupon code while entering for it to work. Here is a screenshot for reference. Note this is the U.S. version narrated by Sigourney Weaver. It includes 11 episodes and bonus materials.