Cargo ships are being guided through the Culebra Cut near the Centennial Bridge, and towards the Pedro Miguel locks in the Panama Canal, in Panama City

Cargo ships are being guided through the Culebra Cut near the Centennial Bridge, and towards the Pedro Miguel locks in the Panama Canal, in Panama City

Cargo ships are being guided through the Culebra Cut near the Centennial Bridge, and towards the Pedro Miguel locks in the Panama Canal, in Panama City August 13, 2014. Panama will celebrate the 100th anniversary of the Panama Canal on August 15, 2014. REUTERS/Rafael Ibarra (PANAMA – Tags: POLITICS BUSINESS TRANSPORT MARITIME ANNIVERSARY)