Cavern passages

Cavern passages

Detailed Description

Jewel Cave as visible in the lighting the National Park Service has provided to the public tour portion of the cavern. Only a small fraction of the cavern is open to the general public. However, research scientists and cavern explorations specialists have mapped over 150 miles of passages. Jewel Cave ranks as one of the longest known cavern systems in North America.


Image Dimensions: 900 x 675

Date Taken:

Location Taken: US