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.


Like no place on earth
Caves are one of the last untouched, unexplored parts of our world. See why they matter

Come caving with us!
Our 250 local chapters - known as Grottos - provide the perfect opportunity to start caving. Find your Grotto and start caving.
Upcoming events
1/22/23 Special Board of Governors’ Meeting