As befits the city where the first movies were projected, the Cinémathèque Française is one of Paris’ several film-focused destinations. Established in 1936, the organization dedicates itself to the conservation of film reels, cameras, props, costumes, and memorabilia. But visitors don’t have to be film buffs to appreciate its Frank Gehry-designed headquarters. Although it seems to have been designed with movies in mind, the building was originally created for the American Center in Paris, a now-defunct hub dedicated to fostering American culture in the French capital. With his signature stylistic…