The Leonard P. Zakim Bunker Hill Memorial Bridge is lit green in honor of St Patrick's Day in Boston on Thursday, March 17.
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The fountain on the North Lawn of the White House is dyed green in honor of St. Patrick's Day.
Pablo Martinez Monsivais/AP
Members of the U.S Customs and Border Patrol Pipes and Drums band march in the St. Patrick's Day parade in Savannah, Georgia.
Russ Bynum/AP
Bat boy Conner Regan catches a pitch at home plate before a spring training baseball game between the Detroit Tigers and the St. Louis Cardinals in Lakeland, Florida.
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Participants perform as they march up the Fifth Avenue during the 255th St. Patrick's Day Parade in New York.
Li Muzi/Xinhua/Sipa USA
Three fans dressed in green walk up the stairwell to the roof of the Green Monster during the first inning of a spring training baseball game between the Baltimore Orioles and Boston Red Sox in Fort Myers, Florida.
Tony Gutierrez/AP
A St. Patrick's Day parade makes its way through Dublin, Ireland.
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Participants dressed as St. Patrick and his followers lead the annual parade in Downpatrick, Northern Ireland.
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Britain's Prince William attends the St. Patrick's Day parade in London.
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New York Mayor Bill de Blasio and his wife, Chirlane McCray, march in the city's annual parade.
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A police officer marches with his son in New York's parade.
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A man wearing a leprechaun costume poses for a selfie during the Cheltenham Festival in Cheltenham, England.
