"Our world’s caves are places of wonder, mystery and majestic beauty. Show caves around the world are embracing their role in protecting and preserving caves and providing a place for people to learn about these special, natural, cultural and historical resources.

Show caves also play another important nature tourism role of sustainable economic development, providing jobs, and helping the economy of their regions.”

International Year of Caves and Karst

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The International Show Caves Association (I.S.C.A.) was founded in November 1990 and set up its central office in Genga, Italy. After the first Consitutent Assembly held in Frasassi (Genga Ancona, Italy) in November 1989, important events have contributed to the development and consolidation of the association.

Definition of a show cave

A show cave is defined as a natural occurring void beneath the surface of the earth that has been made accessible to the public for tours.

News

ISCA Newsletter Volume 34

01. March 2026 Tiscar Moya Juan José

A new issue of the ISCA Newsletter is now ready to download. Find all the information related to the world of show caves...including the 10th ISCA Congress to be celebrated in France!

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2026 ISCA & NCA Survey now open

01. January 2026 Tiscar Moya Juan José

The 2026 ISCA & NCA Show Cave Industry Survey is now open, and we warmly invite show cave managers worldwide to take part. Conducted every two years, this survey has become an essential tool for understanding the global show cave industry and demonstrating its economic, educational, and cultural importance.

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ISCA Newsletter Volume 33

31. December 2025 Tiscar Moya Juan José

The latest edition of the ISCA Newsletter is now available to download. This first issue of 2026 brings you important updates from across the ISCA community, including news on upcoming events, association projects, and recent activities.

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2026 ISCA Congress: 1st circular available

30. December 2025 Tiscar Moya Juan José

e are pleased to announce that the 1st Circular of the 10th ISCA Congress is now available to download. The Congress will take place in Dordogne, France, from September 22 to October 1, 2026, in collaboration with the French Federation of Tourism and Subterranean Heritage (FFTS).

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ISCA Newsletter Volume 32

03. November 2025 Tiscar Moya Juan José

The last ISCA newsletter of the year 2025...time flies! Make sure you do not miss anything in this 40-page issue!

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ISCA & ACTE 1st Lusitanian Meeting of Underground Tourism

01. November 2025 Tiscar Moya Juan José

Press release on the celebrating of the 1st Lusitanian Meeting of Underground Tourism at Grutas de Mira de Aire, Portugal, from October 24 to October 36, 2026.

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