Members of an expedition into Canada's north

Members of an expedition into Canada's north pose with their vehicle in Vancouver, British Columbia March 13, 2009. Team members are (L to R) Jesse Weaver, John Schutt, Dr. Pascal Lee, Kira Lorber and Dr. Stephen Braham. The scientists, who normally study the exploration of Mars, are planning the first ever land vehicle crossing of the fabled Northwest Passage. REUTERS/Andy Clark