His surrealist films like 'Un Chien Andalou' and 'L'Age d'Or' pioneered avant-garde cinema by challenging narrative logic and embracing dream logic and social critique.

His experimental 'Kino-Eye' manifesto and films like 'Man with a Movie Camera' revolutionized avant-garde filmmaking through innovative montage and rejection of traditional storytelling.

A pioneer of experimental cinema, his abstract films like 'Anticipation of the Night' pushed the boundaries of visual representation and challenged what cinema could be as pure visual art.