"[Series production designer] Gemma [Jackson] is incredible in what she does for sets," says Clarke. A lot of the time you're sort of driving around going this is just natural beauty. It looks absolutely incredible that this is actually here." Watch every episode of "Game of Thrones" before the Season 3 Premiere on 3/31/13.
(Photo: Helen Sloan/HBO) The opinions expressed are solely those of the author and do not necessarily reflect the views of Comcast.