MediaCityUK at night in Salford Quays, Manchester, England, United Kingdom, Europe

A keyhole in a wooden door, Bet Meskel (House of the Cross) in Lalibela, Ethiopia

padlocks, locked and the key thrown down the mountain, symbol for couples to pledge faithfulness, Huang Shan, Anhui province, China, Asia, World Heritage, UNESCO

padlocks, locked and the key thrown down the mountain, symbol for couples to pledge faithfulness, Huang Shan, Anhui province, China, Asia, World Heritage, UNESCO

Close-up of container ships chanelling into the Holtenau floodgate, Kiel, Schleswig-Holstein, Germany, Europe

Bulk cargo ship, bulk carrier or bulk freighter at the entrance to the Holtenau Canal, Nord-Ostsee-Kanal, Kiel Canal, Kiel, Schleswig-Holstein, Germany, Europe

Shipping traffic on the Kiel-Canal, in the back the Schleuse Holtenau lock, Kiel, Schleswig-Holstein, Germany, Europe

Shipping traffic at the Holtenau lock, Kiel Canal, Schleswig-Holstein, Germany, Europe

Shipping traffic at the Schleuse Holtenau lock, container ships and cruise ship, Kiel, Schleswig-Holstein, Germany, Europe

Cruise Ship entering Holtenau lock, Kiel Canal, Kiel, Schleswig-Holstein, Germany, Europe

Shipping traffic at Holtenau lock, Kiel Canal, Kiel, Schleswig-Holstein, Germany, Europe

Shipping container ships at Holtenau lock, Kiel Canal, Kiel, Schleswig-Holstein, Germany, Europe

Shipping container ships at Holtenau lock, Kiel Canal, Kiel, Schleswig-Holstein, Germany, Europe

Locked gate, property owned by a big landowner, Gran Chaco region, Salta province, Argentina, South America

Credit Card Safety

Red Door With Decorative Windows Chained Shut With A Padlock, Athens, Greeec

Chain and padlocks on old door