THE COMMISSION ON VOLCANIC CAVES
SYMPOSIA
XXII
Twenty Second International Symposium on Vulcanospeleology
Canary Islands, November 2026
Register to participate in ISV22
(this link will take you to the form of Magna Congresos, the Tenerife-based company contracted to handle ISV22 registrations)
Waiver (acknowledgement of risks) form for ISV22
(All participants will be required to sign this before they can participate in any ISV22 activities)
Information: Circular 2 (updated 15 April 2026) (7M PDF)
Updated 14 May 2026
INTERNATIONAL UNION OF SPELEOLOGY -- UNION INTERNATIONALE DE SPÉLÉOLOGIE
