The Grand Canyon Chronicles - Precambrian And Paleozoic Eras
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Points out that the Grand Canyon is a geological laboratory, with its walls telling about the forces and events of the last two billion years. Discusses the earliest life on earth, the appearance of the first sea animals, plants, and land animals, and the Age of Fishes. Narrated by Orson Welles.
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Sources
- A-V Online (National Information Center for Educational Media). CD-ROM database of educational and documentary media, compiled and maintained by the National Information Center for Educational Media (NICEM). — title, year, creator, length, format, description
- 16mm Filmography (legacy record) — sound, catalog record
Original permalink · Record added 2023-02-27 05:03:01