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Tresviso Caves Project

Home
About
Expedition History
- Expeditions Summary
- Expeditions (by year)
  - 2020-2029
    - 2025
    - 2024
    - 2023
    - 2022
    - 2021
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    - 1970
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Tag: 1991

Eastern Massif, Picos de Europa, Northern Spain

Persephone Yearbook 1991

16 December 2023

Persephone Yearbook 1990

16 December 2023

proposal document for a 1991 trip

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