24 Séasúr
244 Eachtra
Oregon Field Guide - Season 27 Episode 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.
- Bliain: 2021
- Tír: United States of America
- Seánra: Documentary
- Stiúideo: PBS
- Eochairfhocal:
- Stiúrthóir: Steve Amen
- Caitheadh: Steve Amen
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