Face of the Earth explores the origin of our planet's outer layer, the why-and-how of its mobility. Through the use of well-designed diagrams, the earth's cyclical activity is clearly explained. Some unusual footage on volcanoes gives added punch to an already absorbing subject.

• DirectorBill Mason
• Release1 January 1975
• GenreDocumentary
• Duration0h 17m
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  ONF | NFB