St. Patrick's Day parade in New York City

A boy wears a Green hat and scarf on the parade route at the St. Patrick's Day Parade on Fifth Avenue in New York City on March 17, 2017. The New York City St. Patrick's Parade is the oldest and largest St. Patrick's Day Parade in the world. The first parade was held on March 17, 1762. Photo by John Angelillo/UPI