When it comes to danger, nothing compares to speed skiing. Despite all the risks, Graham will attempt to reach 200kph on the world championship course - that's nearly twice our road speed limit. In a quest for speed, Ed then turns to Shelley Rudman, Olympic silver medallist in the bob skeleton to see just how fast he can travel. Shelley and World Cup Champion, Kristan Bromley, have just two days to get Ed in shape and down one of the most challenging and dangerous tracks in Europe.