Pipelines run towards the Adriatic sea at the INA Industrije Nafte d.d. oil refinery in Urinj, near Rijeka, Croatia, on Thursday, May 23, 2013. Croatia, whose economic development was stifled by Europe's bloodiest fighting since World War II, is trying to revive growth after four years of recession or stagnation. Photographer: Oliver Bunic/Bloomberg via Getty Images
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