Croydon Caving Club
Recreation, Outdoors, Speleology, Organizations - Croydon Caving Club. Based in South Wales and founded in 1964.
http://www.croydoncavingclub.org.uk/
Icelandic Speleological Society
Recreation, Outdoors, Speleology, Organizations - Icelandic Speleological Society. Founded in 1989 for exploration, surveying, conservation and fellowship.
http://www.speleo.is/
Speleo Nederland
Recreation, Outdoors, Speleology, Organizations - Speleo Nederland. Includes magazine summaries, photos and contacts.
https://www.speleo.nl/
Australian Speleological Federation
ASF Inc. is an Environmental Organisation, registered by the Department of the Environment and Heritage in Canberra, with the primary objective of protecting the cave and karst environment of Australia. Formed in 1956, it is a national organisation consisting of about 30 clubs and 850 individuals, where each full-member club has votes on the governing Council according to its size. Between the annual Council Meetings, the Federation is governed by an elected Executive. There is also provision for non-voting membership by individuals and organisations. A full conference with field trips is held every two years in a different State.
https://www.caves.org.au/
Northern Pennine Club
Recreation, Outdoors, Speleology, Organizations - Northern Pennine Club. Based in the Yorkshire Dales, UK and founded in 1946.
https://www.northernpennineclub.org.uk/
Craven Pothole Club - Caving in the Yorkshire Dales
Recreation, Outdoors, Speleology, Organizations - Craven Pothole Club. Based in North Yorkshire and offers trips to Yorkshire Dales, Wales, Scotland, and expeditions to other countries.
https://www.cravenpotholeclub.org/