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Aerial view showing the new Panama Canal expansion at the Gatun Locks in Colon, Panama on May 11, 2016, during a media tour organized by Italian industrial group Salini Impregilo, sub-contractor of the canal expansion project. Panamanian President Juan Carlos Varela is set to host an inauguration ceremony of Panama's newly expanded canal on June 26 to which 70 foreign heads of state and government have been invited. / AFP / RODRIGO ARANGUA (Photo credit should read RODRIGO ARANGUA/AFP/Getty Images)

Aerial view showing the new Panama Canal expansion at the Gatun Locks in Colon, Panama on May 11, 2016, during a media tour organized by Italian industrial group Salini Impregilo, sub-contractor of the canal expansion project.
Panamanian President Juan Carlos Varela is set to host an inauguration ceremony of Panama's newly expanded canal on June 26 to which 70 foreign heads of state and government have been invited. / AFP / RODRIGO ARANGUA        (Photo credit should read RODRIGO ARANGUA/AFP/Getty Images)