In photos: Romania's unique parade and other St. Patrick's Day celebrations
Sunday is the day, but celebrations started early on Saturday
Members of the RCMP make their way along Ste. Catherine street during the 190th consecutive annual St. Patrick's Day parade in Montreal, Sunday, March 17, 2013.The Canadian Press
Members of the crowd smile as they enjoy the festivities at the 190th consecutive annual St. Patrick's Day parade in Montreal, Sunday, March 17, 2013.The Canadian Press
NDP leader Thomas Mulcair waves to the crowd during the 190th consecutive annual St. Patrick's Day parade in Montreal, Sunday, March 17, 2013.The Canadian Press
Bagpipers from the Romania's Vrancea region perform as they take part in St Patrick's Day parade in Bucharest March 17, 2013. St Patrick's Day was celebrated with a parade in Romania for the first time this year, organizers said.Reuters
People in fancy dress take part in a charity event to celebrate Saint Patrick's Day and raise money for local charities in the town of Portstewart, County Londonderry March 17, 2013.Reuters
Children dressed as St Patrick make their way to the St Patrick's Day parade in Limerick, Ireland, Sunday, March 17, 2013.The Associated Press
A participant marches in the St. Patrick's Day Parade in New York, March 16, 2013.CARLO ALLEGRI/Reuters
Britain’s Catherine, Duchess of Cambridge presents shamrock to the mascot of the 1st Battalion Irish Guards, an Irish wolfhound called Domhnall, as she attends a St Patrick’s Day Parade at Mons Barracks in Aldershot, southern England March 17, 2013. Prince William attended the Parade as Colonel of the Regiment, and the Duchess presented the traditional sprigs of shamrocks to the Officers and Guardsmen of the Regiment.TOBY MELVILLE/Reuters
Steven Anderson and Kimberly Anderson watch the St. Patrick's Day Parade in New York, March 16, 2013.CARLO ALLEGRI/Reuters
Alan Fitzpatrick, left, from Ireland watches the St. Patrick's Day Parade in New York, March 16, 2013.CARLO ALLEGRI/Reuters
A woman kisses U.S Coast Guard Petty Officer 3rd Class Tanner Marshall during a St. Patrick’s Day parade, Saturday, March, 16, 2013, in Savannah, Ga.Stephen Morton/The Associated Press
Dogs Toby, right, and Angel, who belong to Bob and Julie Hockey of East Springfield, Ohio, at the 25th annual North Myrtle Beach St. Patrick's Day Parade and celebration, Saturday, March 16, 2013, in North Myrtle Beach, S.C.Charles Slate/The Associated Press
Sophine Lassiter, 2, attends the 25th annual North Myrtle Beach St. Patrick's Day Parade and celebration, Saturday, March 16, 2013, in North Myrtle Beach, S.C.Charles Slate/The Associated Press
Jozee Killoren of Hartford, Wis. looks through her shamrock glasses before the start of the Shamrock Shuffle 5K Race/Walk in Hartford on Saturday, March 16, 2013.John Ehlke/The Associated Press
A spectator looks on as the Chicago River is dyed green ahead of the St. Patrick's Day parade in Chicago, March 16, 2013. With the holiday itself falling on a Sunday, many celebrations were scheduled for Saturday because of religious observances.PAUL BEATY/The Associated Press
Shawn Olshefski smokes a cigar while waiting for friends during the 189-year-old St. Patrick's Day celebration on River Street in Savannah, Ga., Friday, March 15, 2013.Stephen Morton/The Associated Press
Dressed as Pippie Longstocking, Tiffany Martinez, of Tampa, Fla., walks along historic River Street during the 189-year-old St. Patrick's Day celebration on River Street, Friday, Mar. 15, 2013, in Savannah, Ga.Stephen Morton/The Associated Press
New York Mayor Michael Bloomberg marches in the St. Patrick's Day Parade in New York City, March 16, 2013.CARLO ALLEGRI/Reuters
People dance during a St. Patrick's Day Parade in Moscow, Russia, Saturday, March 16, 2013.Misha Japaridze/The Associated Press
The Chicago River is dyed green right before the start of the St. Patrick's Day parade in Chicago, Saturday, March, 16, 2013.PAUL BEATY/The Associated Press