• Explore and Discover One of the Last Frontiers in the World ...

    Jewel Cave

    National Monument South Dakota

There are park alerts in effect.
hide Alerts »
  • Caution - Parking Lot at Jewel Cave is under construction

    The parking lot project is on schedule for completion this fall. There is limited RV parking. The stairs and wheelchair ramp to the visitor center are also under construction. Signage along a service road will help guide visitors to the visitor center. More »

Explore and Discover One of the Last Frontiers in the World ...

Immerse yourself within the third longest cave in the world. With over 171 miles of mapped and surveyed passages, this underground wilderness appeals to human curiosity. Its splendor is revealed through fragile formations and glimpses of brilliant color. Its maze of passages lure explorers, and its scientific wealth remains a mystery. This resource is truly a jewel in the National Park Service.

Did You Know?

Bats on the cave ceiling/NPS file photo

Jewel Cave National Monument is home to nine bat species, including the rare Townsend’s big-eared bat. Some bats that roost outside in the summer hibernate in the cave during winter.