'Game of Thrones' is excellent television. It is also, essentially, a video game.
That's the conclusion we've drawn from watching the below video, which reveals the special effects involved in putting the show together.
Everything is CGI in Westeros -- everything, from the ships to backdrops, fluttering flags and even the weather.
About the only thing in the show that's real is the actors (though Kit Harrington's acting ability sometimes makes us think twice about that).
Check it out below and prepare to be totally disillusioned. (H/T Gizmodo)