Montreal is paralysed following the March 4, 1971 snowstorm, called the storm of the century. Snowy streets, crowded with abandoned cars. Difficult traffic, wheels churning in the snow. Tow trucks towing cars, Voyageur bus. Snowmobiles on the streets of Montreal, of which Ste-Catherine street. Keywords: DOWNTOWN,TRAFFIC,HEAVY EQUIPMENT,WINTER,METRO,MONTREAL (CITY),SNOWMOBILE,SNOW,PEDESTRIAN,STE-CATHERINE STREET (MONTREAL),SNOWSTORM