Le sculpteur français Auguste Bartholdi fait une tournée spectaculaire aux États-Unis pour lever des fonds qui lui permettront d'achever la future Statue de la liberté. Mais plusieurs incidents visent la statue et même directement Bartholdi. Lucky Luke est missionné pour escorter le Français, et ce, jusqu'à Paris. C'est un choc culturel pour le cowboy qui, non content de traverser l'Atlantique pour la première fois, découvre la splendeur de la ville lumière, et le mode de vie de ses autochtones, les parisiens.

While dragging the Daltons back to a new prison after their umpteenth escape, Luke comes across a French sculptor, Bartholdi, who’s touring the West with a strange sculpture: a colossal hand holding a torch. In fact, it’s part of the now famous Statue of Liberty, and Bartholdi is raising funds towardsits construction and transport from France. It’s not long before our cowboy is recruited by his government to escort Lady Liberty … from Paris!of American ways – and bring with them a multitude of baffling customs. And as if that wasn’t enough, the extremely valuable Torah that travels with them has caught the eyes of some unsavoury characters...