If you're looking to celebrate St. Patrick's Day in style, here's where the streest are painted green on the Irish holiday.

More than a million revellers formed a sea of green as they took to the streets of America’s most Irish big city for the South Boston St Patrick’s Day parade on Sunday to celebrate the heritage and contributions of those hailing from the Emerald Isle.

So my students are often surprised when I tell them that St. Patrick’s Day was once a solemn feast day when you’d be far more likely to see the color blue. In fact, there’s even a color known as St. Patrick’s blue.