Britain’s Catherine, Duchess of Cambridge, presents shamrock flowers to members of 1st Battalion Irish Guards at parade ground at Aldershot army base in southern England
Children watch the 251st annual St. Patrick’s Day Parade in New York. Carlo Allegri
A group of children sit behind a barricade during a St. Patrick’s Day Parade.. Carlo Allegri
Dennis O’Mann and his puppet Little Blarney of New York watch the 251st annual St. Patrick’s Day Parade in New York. Carlo Allegri
People participate in the 251st annual St. Patrick’s Day Parade in New York. Carlo Allegri
Obama gives a thumbs-up as he celebrates St. Patrick’s Day with a pint of Guinness during a stop at the Dubliner Irish pub in Washington. Jonathan Ernst
Krys Freebes of New York watches the 251st annual St. Patrick’s Day Parade.