Studying, exploring, and protecting caves

Since 1941 the NSS has been at the forefront of cave science, conservation, and exploration. Join our 8,000+ member community and come caving.

Lechuguilla Expedition Frost - Stephen Eginoire
📷 Stephen Eginoire

Latest news

Upcoming events

60th Annual WSS Hodag Hunt

Winona, WI/ Wisconsin Speleological Society
VIEW DETAILS

26th International Conference on Subterranean Biology and 6th International Symposium on Anchialine Ecosystems

Cagliar,
VIEW DETAILS

Fall 2024 MVOR

Perryville, MO/ Mississippi Valley-Ozark Region
VIEW DETAILS

Western Regional 2024

Cougar, WA/ Cascade Grotto
VIEW DETAILS

Fall 2024 VAR

Marion, VA/ Out of Bounds Grotto
VIEW DETAILS

TAG Fall Cave-In 2024

Union Grove, AL/ Dogwood City Grotto
VIEW DETAILS