We dug this snowpit in Denny Creek at the base of Lionhead Ridge near West Yellowstone on 12/22. An poor snowpack structure makes large avalanches possible to trigger. Photo: GNFAC
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We dug this snowpit in Denny Creek at the base of Lionhead Ridge near West Yellowstone on 12/22. An poor snowpack structure makes large avalanches possible to trigger. Photo: GNFAC