Irish poet and playwright William Bulter Yeats was born on June 13, 1865. Corbis hide caption

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Robbie Keane scored in Ireland's controversial World Cup qualifying match with France on Nov. 18, 2009 — but the country was eliminated by the aggregate score of 2-1. Ireland's soccer association says FIFA paid 5 million euros — $7 million at 2010 exchange rates — over a blatant breaking of the rules by France. Michael Steele/Getty Images hide caption

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Drag queen and gay rights activist Rory O'Neill, also known by the stage name, Panti, celebrates with supporters of same-sex marriage at Dublin Castle as they await the result of the referendum on Saturday. Paul Faith/AFP/Getty Images hide caption

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A campaign poster in Dublin encourages voters to say no to same-sex marriage ahead of a referendum in Dublin on Friday. Paul Faith/AFP/Getty Images hide caption

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A sinkhole that opened on Dame Street in Dublin, Ireland, this week is suspected of being caused by an old tunnel lawmakers used to visit brothels. The street is seen here in 1911. Topical Press Agency/Getty Images hide caption

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A an employee works at Amazon's fulfillment center in Rugeley, central England, in 2012. President Obama wants Amazon and other U.S. companies to bring more of their overseas earnings home. Phil Noble/Reuters/Landov hide caption

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The Apple campus in Cork, southern Ireland, employs 4,000 people — though its financial benefits are felt across the city. But Ireland's attractive tax laws — which have lured other industry leaders — are now under scrutiny. Paul Faith/AFP/Getty Images hide caption

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Not-so-authentic Irish: a Celtic knot tattoo. Tattoo parlors in Ireland say almost all the customers requesting this are American. Christa Burns/Flickr hide caption

itoggle caption Christa Burns/Flickr