Banff: The most magical winter destination

It's before dawn on a typically freezing February morning in Banff, Alberta, in the Canadian Rockies. The CNN Travel film crew arrives at the Banff Gondola, freaking out because they may already be too late to film the sunrise, which is supposedly epic and must be witnessed from the summit of Banff National Park's Sulphur Mountain if you visit in winter (or anytime really).