Vid stark skidabstinens testa National Avalanche Center's Interactive Backcountry Tour eller A Day in the Backcountry: Slide Guide.
Mycket nöje!
http://www.avalanche.org/~nac/index.htm
http://www.avalanche.org/~nac/slideguide/new_slides/slide1.html
Mycket nöje!
http://www.avalanche.org/~nac/index.htm
http://www.avalanche.org/~nac/slideguide/new_slides/slide1.html