Sugarloaf Mountain & Sunday River Present Dream Factory, a film by Teton Gravity Sugarloaf Mountain & Sunday River Present Dream Factory, a film by Teton Gravity Research. Sugarloaf Mountain and Sunday River Present Dream Factory, a ski and snowboard adventure film by Teton Gravity Research. Come on out and start getting excited for the 2012/2013 ski and snowboard season! Admission includes a free lift ticket redeemable at Sugarloaf Mountain or Sunday River.