The Visitor Center at Tamarac National Wildlife Refuge will be open every Sunday from Jan. 8-Feb. 26 for "Snowshoe Sundays," and there will also be free wildlife movies screened at 2 p.m.
On the southern-most tip of the planet rests one of the world s most massive landmasses - the frozen realm of Antarctica. It s Earth s least-populated continent - and one of its most inexplicable places.