Experimental film shorts. Fernand Léger, Dudley Murphy, and Man Ray created the film "Ballet Mécanique" (1924), sometimes described as Dadaist, Cubist, or Futurist. Duchamp created the abstract film "Anémic Cinéma" (1926). Alberto Cavalcanti directed "Rien que les heures" (1926), Walter Ruttmann directed "" (1927), and Dziga Vertov filmed "Man With a Movie Camera" (1929), experimental "city symphonies" of Paris, Berlin, and Kiev, respectively. The most famous experimental film is generally considered to be Luis Buñuel and Salvador Dalí's "Un chien andalou" (1929). Hans Richter's animated shorts, Oskar Fischinger's abstract films, and Len Lye's GPO films would be excellent examples of more abstract
Rain (1929 film) they sought expression through a film's rhythm and movement—the characteristics which, according to these artists, made film a unique medium. They believed a film could create its own world, whether through thought–provoking Absurdism in a piece like Buñuel and Dali's "Un Chien Andalou" or purely through form, as in Dziga Vertov's "Man with a Movie Camera". "Rain" closely adheres to this prioritization of a film's formalistic qualities. The short film focuses primarily on composition and rhythm, visually following the patterns of raindrops and people as they try to negotiate with each other in their movements through the city. Ivens's efforts