Jeremie Heitz is one of the world's foremost extreme skiers, known for his aggressive, fast-paced approach. Tero Repo/Red Bull Content Pool The Swiss set himself the task of skiing down 15 Alpine mountain faces with a gradient of 50 degrees or steeper. Tero Repo/Red Bull Content Pool The project has been played out in his film, "La Liste," which also doubles as an homage to the forefathers of extreme skiing. Tero Repo/Red Bull Content Pool The whole project was 18 months in the making and involved aborted attempts, avalanches and crashes. Tero Repo/Red Bull Content Pool Now Heitz has set his sights on tackling a ski from 8,000 meters high in the Himalayas. Tero Repo/Red Bull Content Pool Many of the descents, as high as 4,000m, proved arduous with Heitz having to climb to the mountains first. Mika Merikanto/Red Bull Content Pool He then took his skis off his back to find the perfect spot from which to ski down. Tero Repo/Red Bull Content Pool And from there he tackled the slopes all the way down to the bottom often at break-neck speed. Mike Merikano/Red Bull Content Pool With a stepfather working in mountain rescue and with friends who have died on the slopes, he is well aware of the dangers. Mika Merikanto/Red Bull Content Pool But Heitz argues he could be killed in a car crash, and plans to further push the boundaries of extreme skiing. Tero Repo/Red Bull Content Pool Prev Next