A cold morning on the trails to the Headwall Lakes access.A cold morning on the trails to the Headwall Lakes access.A cold morning on the trails to the Headwall Lakes access.A cold morning on the trails to the Headwall Lakes access.The Headwall Lakes trail off the snowshoe trail.A warning sign along the Headwall Lakes trail.A cold, snowy hike up the Headwall Lakes trail.A cold, snowy hike up the Headwall Lakes trail.A cold, snowy hike up the Headwall Lakes trail.Approaching treeline along the Headwall Lakes trail.Approaching treeline along the Headwall Lakes trail.Hiking up through trees and a lower headwall.Hiking up through trees and a lower headwall.Approaching treeline along the Headwall Lakes trail.Views back to Mount Murray from the trail.Approaching treeline along the Headwall Lakes trail.Cairns mark the way along the route.The lower Headwall Lake with The Fortress in the distance in sun.Views back over the lower Headwall Lake.Views back over the lower Headwall Lake.