Love locks or Cadenas d’amour attached to La Passerelle Debilly, bridge close to the Eiffel Tower in Paris, In recent years tourists who visit the bridge to attach Love locks or cadenas d’amour to the railing with their names written or engraved on the padlock, and then throw the key into the river Seine as a romantic gesture. The accumulation of the 'love locks', a phenomenon popular in many European cities is starting to pose safety concerns, due to their mass weight,