The scenery around Leadville, Colorado, was an unlikely fusion of the Wild West and a Nordic winter wonderland over the past weekend as, one by one, riders on horseback barrelled down the road, skiers in tow. Competitors tested their mettle in the 75th annual Leadville Skijoring competition, navigating a snowy obstacle course set up along the former silver mining town's historic Harrison Avenue. The sport, which translates to "ski driving," involves a skier navigating a course while being pulled