Some say it’s the toughest race on the planet. One human. Fourteen dogs. One thousand miles endured at a knuckle-whitening -30°C.For 52-year-old Megan Routley, it’s the road to bliss. Known as the world’s most extreme sled dog race, the 1,000-mile Yukon Quest is the roguish, free-spirited younger bro’ to the more famous 975-mile Iditarod. At its most brutal, temperatures can bottom out at -60°C. Where the mushers on the Iditarod navigate one major mountain range, those on the Quest cross four summits that each stab the sky for at least 1,000 metres.Read more here: http://www.upmagazine.com/story/article/training-ultimate-sled-dog-race-yukon-quest