is the green screen on the green screen is where the magic happens so using the green screen the industry real to project on that background whatever whatever backdrop that they need so what they did was they took the toy or they change that little bit on the chairs the shot from the source we have it here as we go on to the next slide through this. area surrounding winterfell castle was in fact tali more forest like the computer enhanced consuls many spots are easily recognizable. such as the ultimate bridge over the river ship and. this is where the dire wolf pups were found they played in the porton parts and the later course of events.