Detail of love locks attached to railings near Charles Bridge, Old Town, Prague, Czech Republic (Czechia), Europe

Houseboat on the Canal des Houilleres de la Sarre near Lock 1, Moselle, Region Alsace Lorraine, France, Europe

Old wooden door with door knockers, Abyaneh village, Esfahan Province, Iran, Asia

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

Office sign on locked door, Bradenton, Florida, USA