Ario 2025
The 2025 Ario expedition quickly achieved its first objective, the key connection between Tras La Jayada and the main stream …
Tag: Spain
Matienzo Caves Project 2025
Objectives 2025 were to extend key systems: four valley system extended by nearly 2 km to nearly 79 km, including …
Pozo Azul 2025
Objectives 2025: test a new radio location/communication device, survey all side passages and explore sump 6. The water levels this …
Tresviso 2025
On the 50th anniversary of British exploration in the Tresviso area, a new streamway, with multiple unexplored ways on and …
Matienzo Caves Project Summer 2025
SUSS’s expedition to Matienzo unearthed approximately 560 metres split across three caves. 500 metres was found in Rascavieja, including a …
Matienzo 2024
The expedition is yearlong, with most activity occurring in Easter and August. The objective was to find, survey and document …
Ario 2024
Rebolting and resurveying the 300m shaft Tras La Jayarda led to a new extension. “Try a Little Harder” was pushed …
Matienzo 2023
Objectives: linking Four Valleys System & Fridge Door Cave; excavate a new entrance to avoid diving. These were achieved. With …
Ario 2023
The 2023 Ario expedition to the Western Massif of the Picos de Europa worked on four main caves: Cave of …
Treviso 2023
Exploration of Cueva del Nacimiento continues, discovering another 800m at the far end of the system, including one of the …