BBC Earth – Frozen Planet 2012 Calendar. This officially endorsed square format wall calendar features the new nature documentary series Frozen Planet, co-produced by the BBC and the Discovery Channel and filmed by the BBC Natural History Unit. Shot entirely in HD the seven-part series focuses on life in the Arctic and Antarctic. Stunning images captured on location have been beautifully recreated to create this stunning and officially endorsed 2012 calendar which features 12 full colour illustrations along with monthly calendar grids and makes a great companion to the BBC TV series.