Surveys

Eastern Massif, Picos de Europa, Northern Spain

The following surveys are available from the expedition. Surveys from older expeditions are in the process of being redrawn with modern software and will be made available once complete.

Surveys by clubs, not currently involved in the Tresviso Caves Project, are also included in either their original form or as revised drawings by the expedition. Permission to reproduce has been sought, where possible, but a number of the original clubs no longer exist. Please contact the expedition with any concerns or more surveys to contribute!

All of the following surveys are released under a  Creative Commons license.

Tresviso

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    Sobra Valley

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      Pico Boro

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        Samelar

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          Sierra del a Corta

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            Cueto de los Senderos

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              Vegas de Andara (the Sara Depression)

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                Hoyo Oscuro

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                  San Carlos

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                    Minas de Mazarrasa (and the Lake Depression)

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                    Mine 42 111 KB 1 downloads

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                    Mine 41 119 KB 1 downloads

                    possibly same as Blenda II …
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                    FT14 Pozo del Hasta Luego 151 KB 72 downloads

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                    RCA22 139 KB 2 downloads

                    Valdediezma

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                      Valdominguero

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                        Vao de Los Lobos

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                          Invernales de Caballar (Asturias)

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                            Bejes

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                              Other

                              The following surveys relate to caves not in the immediate area of exploration but maybe of interest in a wider context, especially as some are resurgences for areas ‘close’ to Tresviso.

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