orologio en CB01 OFFICIAL. In 1984 Ron Fawcett, is one of the most athletic climbers, he takes pleasure in taking up the challenge of climbing "free" without artificial aids, the equipment and rope being used only for safety, a revolution at the time. The documentary is part of "Pushing The Limits", a 10-episode series by Leo Dickinson documenting sporting adventures that push the limits of human endurance. Each episode focused on an extreme sport, ranging from rock climbing to hot air ballooning.