Cairngorm Mountain Rescue Team leader Willie Anderson (L) walks on the snow with other team members during a training day in the Cairngorm mountains near Aviemore, Scotland February 24, 2013. The team, in its 50th year, is comprised of 43 volunteers and broadly covers the area of the Cairngorms National Park. Photograph taken on February 24, 2013. REUTERS/David Moir (BRITAIN - Tags: ENVIRONMENT SOCIETY)