http://www.newsweek.com/polar-vortex-chicago-lake-michigan-aerial-photos-niagara-1314272 > The Polar Vortex that has gripped the Midwest for days has moved eastward into New England. The air behind it should warm up quickly; temperatures in Illinois are expected to rise by as much as 80 degrees over the next couple of days. > But ahead of the big thaw, photographers took to the air over Chicago to capture stunning aerial photos of the city seemingly trapped in the ice covering Lake Michigan. Snow covers Soldier Field football stadium, while ice builds up around Navy Pier.