Perhaps the most compelling aspect of Game of Thrones is simply the scope of the story being told. At any given time, there are not only about a half-dozen different stories, but a half-dozen different worlds being portrayed. And while the show shoots on location for many of them, unless they’re being financed by Warren Buffett, they’ve gotta cut some corners.
Also, where on Earth are they going to find a wall that big?
Watch the video and see how it’s done.