Just how much fun is Big Thunder Mountain Railroad? Well that isn’t very difficult to answer at all. All one needs to do is stand at Thunder Mountain’s nearby observation deck and hear the joy-filled screams and laughter. And that is precisely what we set out to do in this update but then all the fun made us realize it was about time that we get in line and enjoy the attraction first-hand for ourselves. But of course we wouldn’t board without bringing our good friends along too, so join us after the jump for yet another incredible set of Big Thunder Mountain photos. Click Here For Part 5!