Mayor Eric Adams donned a green cap and scarf and waved an Irish flag while Catholic Archbishop Timothy Dolan greeted marchers wearing a green, white and orange sash -- the national colors of the Emerald Isle.

The forecast calls for rain in New York on St. Paddy's Day, but that won't stop the celebrations. Make sure to pack a raincoat if you're heading out to the parade

Saint Patrick's Day, originally a religious holiday, has blossomed in the United States into a cultural celebration that draws millions. New York and Chicago stand out with their parades and events honoring Irish heritage,