Today is St. Patrick's Day!

Bank holiday in Ireland, St. Patrick's Day is celebrated around the world by expatriates and descendants of many emigrants , but also increasingly by non- Irish.

Irish culture and its symbols are at the heart of festivities carry at least one green garment, wear a shamrock , attend " parades " and traditional dances, eating Irish food and drinks , especially alcoholic beverages.

In Dublin about 600 000 people attend the "Festival" , a celebration that spans multiple days. In the United States , which are home to a large Irish community, the most spectacular event of the celebrations occur in the city of Chicago, where every March 17 , the Chicago River is dyed an almost fluorescent green .