1-    Early experimental Soviet movie. Watch for double exposures, in-camera effects, rapid cuts
                The Man with the Movie Camera, by Dziga Vertov, 1929 . watch on Kanopy
2-     A classic masterpiece of German Expressionist Filmmaking and storytelling. 
                Metropolis, by Fritz Lang, 1927 (restored)
Vertov and Lang experimented with storytelling in the new film medium before big studios settled into conventions of filmmaking. Compare with Art films or Music videos Compare with Art films or Music videos today.