Joe Simpson and Simon Yates were two mates who shared the same passion, unassisted extreme climbing, and on the west face of Siula Grande, Peru, they found the ultimate test for their skill and endurance. The ascent was not without incident but it was the return to base camp that went horribly wrong, leaving one of the men facing a seemingly impossible journey to salvation. Touching the Void, a mixture of top class dramatic reconstruction and talking head documentary, is based on Joe Simpson's b find out more...