Season 21, Episode 5

Forest Thinning; Oregon Cave Cleaning; Portland Stairways

 

Program:

Episode: Season 21, Episode 5

Forest Thinning - An unusual alliance of folks are working together to help protect our forests. Oregon Cave Cleaning - See what incredible steps are taken to give the Oregon caves a good cleaning. Portland Stairways - Explore the fascinating history of Portland's hidden and not-so-hidden public stairways.

Duration: (27:48)
Episode Expires: Sun 28 Oct 2012
TV Rating: TV-G

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