Speaking of love locks, Hohenzollern Bridge in Cologne, Germany is popular for its wall of ‘Love Padlocks’. Couples come to the Hohenzollern Bridge to publicly honor their love by fixing a padlock on the bridge then throw the key into the RhineRiver below. The love locks are said to be a symbol of couple’s everlasting love and commitment to each other. The locks are sometimes painted, inscribed or marked making this bridge one of the most romantic in the world.