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National Geographic Adventure
Avalanche
This shows the typical worst slope for avalanche danger. The red line indicates a layer of snow underneath with a frozen surface, which makes an ideal slide for the snow on top when it breaks loose. Cornices are also dangerous because the wind creates unsupported snow shelves.
Avalanche
This shows the typical worst slope for avalanche danger. The red line indicates a layer of snow underneath with a frozen surface, which makes an ideal slide for the snow on top when it breaks loose. Cornices are also dangerous because the wind creates unsupported snow shelves.
