Purpose Caves Mines Wildlife Publications  

The Underground Conservancy is dedicated to protecting the often overlooked places that lie below the surface of the earth. We are a non-profit conservation organization focused on protecting and studying underground resources and their unique ecosystems.



Cathedral Cave Preserve
Located in Ashfork, Arizona this 40 acre preserve has already been purchased & protected!

Trout Cave


Mine Tunnels


Cargo Mine Preserve Located in Imperial County, California. Click HERE to help us purchase & protect this Mine via our GoFundMe fundraiser!



By purchasing significant underground properties, we protect vital subterranean wildlife habitat in perpetuity.

Townsends Long-eared Bats


Mine Tunnels


Documenting the subterranean world is a major focus of our organization. Click HERE to purchase our publications.


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