sled dogs sitting in the snow

action active adventure animal animals beautiful bulgaria canine cold competition danger dangerousness day dog dogs dogsledding drive eastern europe excitement fast field harness hazard hazardousness husky ice illustration malamute man motion mountains musher mushing nature outdoors people peril perilousness pet pets race risk riskiness run running seasons siberian sitting sled sledding sledge sleigh snow speed stimulation teamwork thrill tourism travel uncertainty white winter work