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Mount St. Helens: 30 Years of Change
- Рік: 2011
- Країна: United States of America
- Жанр: Документальний
- Студія: Compel Media
- Ключове слово: volcano, volcanic eruption, washington state, nature documentary, mount st helens
- Директор: Kyle Justice
- Актори: Mark Hendricks, Bill Lehning, Mark Nelson, John Bishop, Peter Frenzen, Dick Ford