24 Sæson
244 Episode
Oregon Field Guide - Season 27 Episode 11 Afsnit 11
Biologists relocate young trumpeter swans from Alaska and Wyoming. New research aims to find out how destructive a Cascadia earthquake would be. Glider pilots enjoy the thrill of soaring above the Alvord desert. Ridgefield photoessay.
- År: 2021
- Land: United States of America
- Genre: Documentary
- Studio: PBS
- Nøgleord:
- Direktør: Steve Amen
- Cast: Steve Amen
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