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.

ABOUT THE NSS
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📷 Stephen Eginoire
Minerals 2 - Dave Bunnell - A passage littered with fallen crusts in a newly discovered lava tube in Hawaii

Learn about stalagmites, stalactites, & cave formations!

Since the 90's, The Virtual Cave has provided a definitive visual reference for all things found in caves. Cave formations, also known as speleothems, can take many forms besides the familiar stalagmites and stalactites. See the amazing variety and learn the science behind how speleothems take shape.

See The Virtual Cave

Latest news

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2023 NCKMS CALL FOR SPONSORS!

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Voices from the Void: An Oral History of Caving in Alaska (Part 1)

Classic Hellhole 📷 Ryan Maurer

2023 NSS Award Winners

Neversink - Brian Masney

The Case for an NSS Executive Director

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VTC Board and Curriculum Committee Position Announcement

Many Cave Crickets on Ceiling 📷 Rick Olsen

Meet the 2023 USA Cave Animal of the Year: Ceuthophilus Cave Crickets!

Out of the Cave 📷 Kasia Biernacka

2023 NSS Board of Governors Election Update

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Summary of Črna Gora’s (Montenegro) International Caving Expedition

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VTC Progress Report and Next Steps

White Nose Bat 📷 Derik Holtmann

NSS White Nose Syndrome Policy

Huatla 📷 Steve Eginoire
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

Oct
5

Tag Fall Cave-In

Menlo, GA/ Dogwood City Grotto
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Nov
6

2023 National Cave & Karst Management Symposium

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