Category: Year

Eastern Massif, Picos de Europa, Northern Spain

Things to do in a Pandemic (Part 2)

Following on from Things to do in a Pandemic (part 1) another area I have been working on over the past >2 years are updates of the survey repository. In 1996, when I first went out to Tresviso with LUSS, we had no real information on the caves other than the LUSS journals and a…
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Tresviso 2021

Despite best efforts the 2021 expedition did take place with continued exploration in the Cueva del Nacimiento cave in the Urdon Gorge (Tresviso, Cantabria).  Expeditions in the previous years have been slowly extending the cave up through the mountain range, with the intention of trying to connect the cave with the known deeper pot holes…
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Things to do in a Pandemic (part 1)

With no expedition in 2020 I was left with plenty of time to go through reams and reams of data, surveys and photos from the past 10 years of the expedition. About 10 years ago on one of the expeditions I took a small video camera, with the intention of creating a video log of…
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Parting Friends (2019)

A very feeble attempt at a short video of the 2019 Parting Friends dives in Cueva del Nacimiento.

2019 Summary

A distinct lack of enthusiasm from people for writing up the expedition….. A post trip summary follows: The Tresviso expedition returned back to the UK last week and the following is a brief summary: Cueva del Nacimiento – Parting Friends In the entrance series of Nacimiento is an area called the Road to Wigan Pier…
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Through-trip!

Cueva de la Marniosa In the early 1970’s a group of students from Lancaster University Speleological Society (LUSS) touring Northern Spain heard about some caves near Tresviso, Eastern Picos de Europa.  In 1975, their first year visiting caves of Tresviso, they explored upstream, into the Sobra valley and found a crack in the side of…
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The times they are a changin’

by Howard Jones Brief history In the 1970’s LUSS were caving in Northern Spain, inland from Santander. They learned about a village where cheese was made and matured in caves. Nearby a resurgence cave fed a hydroelectricity scheme. Add in some high mountains in the vicinity and it was Xmas for cave explorers. Tresviso was…
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Tresviso 2019

The 2019 expedition is only 5 weeks away. Hopefully some interesting blog posts will be created, but firstly, as per previous years, a bit of a brief overview of expedition: Overview & brief history: The Picos de Europa is a range of mountains 20km inland from the northern coast of Spain, forming a westerly extension…
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T20A Silvestre Pot exploration log

Extract from various sources on exploration of Silvestre Pot (Alistair Gott) Part 1 Sobra valley is part of the stream catchment for cueva del marniosa, very little was known about the stream sinks until 5 days ago. Cueva del marniosa is one of the two well known stream caves in the Tresviso region. Imo furlong,…
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Silvestre Pot (Sobra Valley)

An early start was arranged, which would normally mean an early night. 2am was the actual bedtime for most on the trip. The agreed start time of 9am was fairly well stuck to and saw us at the cave by 9.45am. Upon arrival at the track, AG decided to put his caving kit on and…
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