União Internacional de Espeleologia (UIS) (3)
Editorial:
- The International Year of Caves and Karst: Become a Part of Speleological History
- The President’s Column: A New Beginning for Speleology and the Second Year of the International Year
- 18th International Congress of Speleology 2022
- The Road to the UIS International Year of Caves and Karst and UNESCO Event
- UIS International Year of Caves and Karst 2021: Special Ceremony at UNESCO Headquarters in Paris
- International Cave Animal of the Year 2022: BATS
- Ice Cavers: The Movie
- News of the 19th International Congress of Speleology 2025
- Minutes of the UIS Bureau Annual Meeting 2021 in Paris
- In memoriam: Peter Ernest Spargo (South Africa)
- Calendar of Events
- UIS Bureau 2017/2021
- List of UIS Commissions
- List of Member Countries
- Annual Contributions and Bank Account