About time we saw some more images floating around of the new Smaug model. Just how big this model is, is still up to debate, but it looks big. The new images might not yet give us the actual dimensions of the model, but it does show us some more details. It looks quite big.
Here is a link where you can see the latest leaked images of Smaug
http://eltallerdeyila.blogspot.com.es/2014/12/smaug-en-todo-su-explendor.html?m=1
