Helicopter Skiing the Cathedral in Alaska | Teton Gravity Research | The New York Times

For some professional skiers, helicopter pilots have emerged as essential partners. One such pilot, Tighe Daugherty, has come to specialize in helping skiers reach new terrain in Alaska. Subscribe on YouTube: http://bit.ly/U8Ys7n Watch more videos at: http://nytimes.com/video ————————————————————— Want more…