"First Descent" is a classic snowboarding vid, and Terje is a snowboarding legend
Another clip from the DVD
here, with two shots of him running into his own avalanche at 3min 40sec, and 4 min 15 sec, which are amazing! This clip is better, being in the original 16:9 format, so the peaks aren't quite so steep.
The helicopter stuff isn't so bad, either