
- 7 de nov. de 2021
Alviela News 2021
Following the speleological research project at the Alviela Olhos de Água spring, started in 2018 and carried out by the partnership...
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- 22 de jul. de 2021
Alviela Project - 2020 Consolidated Report
Consolidated report of the exploration activities of the submerged areas in Alviela cave system carried out in 2020. Report: 2020_Olhos...
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