ESP 2022-01 Hirlatzhöhle, Austria

posted in: EuroSpeleo Projects | 0

Diving in Megalodonten canyon siphon, Hirlatzhöhle, Upper Austria.  Hirlatzhöhle is Austria’s 3rd longest cave with a total length of over 113 km. The current focus of exploration is at the far west, the far east and the highest parts of the … Continued