Studying, exploring, and protecting caves

Since 1941, the National Speleological Society has been at the forefront of cave science, conservation, and exploration. Join our community and be a part of the last great unknown!

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Mexican River 📷 Kasia Biernacka
Mexican River 📷 Kasia Biernacka

Like no place on earth

Caves are one of the last untouched, unexplored parts of our world. See why they matter

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Featured news

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The 1000th Repair 📷 Devra Heyer

Carlsbad Caverns Queens Chamber CFRPs 1000th Repair

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Meet the Northern Cavefish: 2024 USA Cave Animal of the Year

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2024 NSS Convention Overview

Out of the Cave 📷 Kasia Biernacka

2024 NSS Board of Governors Candidate Statements

Jon Zetterberg exploring lead. Photo by Chris Hudson

2024 Convention Story Telling Contest

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2023 NCKMS CALL FOR SPONSORS!

Classic Hellhole 📷 Ryan Maurer

2023 NSS Award Winners

Skylight 5 - Dave Bunnell

Sunday, June 25, 2023: Organizer Announcement – Programs and Decals

Campground Directly Overhead by Tommy Carpenter 2022 OTR

Everything You Need to Know BEFORE Convention

Neversink - Brian Masney

The Case for an NSS Executive Director

Huatla 📷 Steve Eginoire

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

Jul
1

2024 NSS Convention

Sewanee,
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Apr
19

Spring 2024 MVOR

Buckhorn, MO/
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Sep
19

Western Regional 2024

Cougar, WA/ Cascade Grotto
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