Longest caves in Trentino-South Tyrol
The longest cave in Trentino-South Tyrol in the EspeleoWorld catalogue is Grotta della Bigonda (25,100 m), followed by Grotta di Aladino and Grotta di Collalto.
The longest cave in Trentino-South Tyrol in the EspeleoWorld catalogue is Grotta della Bigonda (25,100 m), followed by Grotta di Aladino and Grotta di Collalto.