H2O (1929) is a short silent film by photographer Ralph Steiner. It is a cinematic tone poem showing water in its many forms.
Renowned experimental film by Ralph Steiner, who later served as cameraman and/or director on documentary classics such as The City and The Plow that Broke the Plains. H2O is a cinematic tone poem to water in all its forms, using lovely images and editing techniques of movement, shading and texture to produce striking visual effects.
In 2005, H2O was selected for preservation in the United States National Film Registry by the Library of Congress as being "culturally, historically, or aesthetically significant".