Oregon Field Guide Season 24 Episode 4 Mt. Hood's Volcanic Past, Warren Falls, Yellow Tuft Alyssum ( Air Date 2012-10-25 ) Genre Documentary category. Overview "Mt. Hood's Volcanic Past Mt. Hood is an active volcano with a history of relatively recent eruptions. Warren Falls A man-made waterfall in the Columbia Gorge blocks a natural fall. One man wants to end that. Yellow Tuft Alyssum A new invasive species from Europe has been introduced in the Illinois River valley.".
Oregon Field Guide Season 24 Episode 4 Mt. Hood's Volcanic Past, Warren Falls, Yellow Tuft Alyssum
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- Stars: Steve Amen
- Director:
