A strong season start got Mammoth open top-to-bottom this weekend via Cornice Bowl, pictured here. (photo: Mammoth Mountain Ski Area) November 8, 2015 9:18 am 2000 × 1333 PHOTOS: They’re Skiing, and You’re Not A strong season start got Mammoth open top-to-bottom this weekend via Cornice Bowl, pictured here. (photo: Mammoth Mountain Ski Area)