Tresviso & Andara Caving Expeditions

This website draws together all the available information in regards caving expeditions that have been undertaken to the Eastern Massif region of the Picos de Europa, Northern Spain.

The pages include the original exploration notes by Lancaster University Speleological Society (LUSS) from the early 1970 ’s to the mid-1990’s, the continuing explorations by various Spanish clubs (AD KAMI, Tracelet, Flash) and renewed SWCC involvement from the mid-2000’s to the present.


Any further information, to fill gaps, original survey data, photos etc. gratefully received.  

Please send to info[at]tresvisocaves[dot]info or get in contact via the feedback page.

Latest......September 2016 - Tresviso 2016 report now available, Tresviso 2016 blog

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