Dog Sledding Near Mont Tremblant on a wintery March day can bring out the child in anyone. Snug as a bug in a rug. We are racing through the snowy upper Laurentians in Quebec, about 45 minutes from Mont Tremblant resort.  It is peaceful and calm and the mountains are majestic as the snow continues to fall. Three of us are on this one dog sled lurching out of the starting gate and my older daughter rides safely behind us with a driver of her own. Content. This is the definition of contentment and peace and it makes you almost forget how bitterly brutal the winter has been, because inside…