Arc'teryx athlete Anne-Marie Madden out for a first-snow trail run in Glacier National Park
#Trailrunning Champion Elisa Desco made it 2nd at #Matterhorn ULTRAKS.
Run downhill like Kilian Jornet, the world's best mountain runner. "The two main things in downhill are vision and the need to be relaxed. When we run downhill we tense all the muscles and this causes tiredness. If we run relaxed we can run faster and with less energy."