This past weekend, millions of people in cities around the world participated in parades honoring St. Patrick, the primary patron saint of Ireland. The marches, of course, were just a precursor to the real celebrations that will take place on Thursday, March 17. As is the case every year, the holiday will be observed with fun activities like hunting down leprechauns that lead to gold and searching for lucky four-leaf clovers. So who was the amazing priest whose death anniversary is celebrated worldwide and what led to the unusual traditions? Read on . . .