<Li> In January 2014, a campaign and petition, No Love Locks TM, was founded by two Americans living in Paris in an effort to save the city's historic bridges and monuments from the overwhelming number of locks . The international media attention the campaign received has been credited with the actions begun in the summer and fall of 2014, when the city began seeking alternatives to love locks and asking the public to stop placing locks on Parisian bridges and monuments . On 9 May 2014, the weight of the padlocks on the Pont Des Arts bridge was blamed for the collapse of part of the parapet . The city began an experiment in September 2014 on the Pont des Arts, replacing three panels with a special type of glass that would prevent locks from being attached . On 1 June 2015, the locks were taken down due to the collapsing of the bridge . </Li> <Li> A website called Passion Locks exists, a tribute to Pont des Arts, where users can send others a virtual love lock . </Li> <Ul> <Li> In Bamberg, Germany, after inviting the public to attach love locks on the Kettenbrücke in 2011, officials threatened to remove them during the same year due to rust . After public outrage and several township meetings, the locks remain . </Li> <Li> In Berlin, applying a lock to a bridge is a misdemeanor and can generate cautionary fines up to 35 euros . Historical bridges are especially affected, as it disturbs the visual impression, and can even cause an electrolytic corrosion of noble brass of the locks against the baser iron bridges, leading to rust damage . Rust damage were noted in Lübeck at the Obertrave bridge . In addition, damage in removing the locks is seen by municipalities as a problem . </Li> <Li> Deutsche Bahn threatened to have the locks removed from the Hohenzollern Bridge in Cologne . Deutsche Bahn is the bridge's operator, but in the end relented in the face of public opposition . Lovelocks are now embraced on the bridge, and visitors are directed to them on the city tourism site . </Li> <Li> In Hamburg this ritual was also spread among bridges and lighthouses . </Li> </Ul> <Li> In Bamberg, Germany, after inviting the public to attach love locks on the Kettenbrücke in 2011, officials threatened to remove them during the same year due to rust . After public outrage and several township meetings, the locks remain . </Li>

Who put the first lock on the bridge in paris