
Changing Seas - Season 13 Episode 3 Alvin: Pioneer of the Deep
The deep-sea submersible Alvin has brought explorers to extraordinary places for more than 50 years. Now, as Alvin is poised to continue its revolutionary scientific work, a new set of upgrades will take it deeper than ever before.
- Genre: Documentary
- Studio: PBS
- Keyword: ocean, sea, nature, oceanography
- Cast: Craig Sechler