Empty tarmac sits outside the abandoned east terminal at the former airport in the Hellenikon district of Athens, Greece, on Friday, May 15, 2015. The sale of land at Hellenikon, site of Athen's old airport that is Europe's largest unused tract of urban real estate, is an issue under discussion, Economy Minister George Stathakis said. Photographer: Kostas Tsironis/Bloomberg via Getty Images
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