Jewel Cave National Monument

  • National Park Service

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About Jewel Cave Information

Explore your curiosity within the caves at Jewel Cave National Monument. Experience guided hiking tours through the natural wilderness.

With more than 190 miles surveyed, Jewel Cave is recognized as the third longest cave in the world. Airflow within its passages indicates a vast area yet to be explored. Cave tours provide opportunities for viewing this pristine cave system and its wide variety of speleothems including stalactites, stalagmites, draperies, frostwork, flowstone, boxwork and hydromagnesite balloons. The cave is an important hibernaculum for several species of bats.

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