Over two weeks, an Associated Press team traveled to Antarctica with scientists who were looking for hints of pollution, studying rock formations and analyzing the worrisome melting of the ice along the western side of the continent. Along the way, the team encountered awe-inspiring glaciers and jagged craters, a Russian orthodox church that doubles as a beacon of light for incoming ships and even spent several days stranded in a nasty patch of fog, the kind of volatile weather that is practically a staple of any Antarctica visit.