Planet Earthe Set DVDs for $24.99 and Blu-ray discs for $34.99. Use code EML2008 to take $5 off $25 before shipping, which is about $4.00. In other words, you can get the Blu-ray disc set for $33.99 shipped after the discount. Most places sell this Blu-ray set for $70 or more.
Deal expired as the price has been raised. Congratulations to those who were able to get in on it!