Caution - Roadwork on Highway 16 - Expect Delays
Construction projects both along highway 16 and the Jewel Cave parking lot are planned during this summer season. The visitor center will be open daily, 8:00 a.m. – 5:30 p.m. Tours are scheduled throughout the day. No reservations for cave tours. More »
Nature & Science
Jewel Cave is the primary resource of Jewel Cave National Monument, and is currently the third longest cave in the world. Airflow studies indicate that most of the cave has yet to be found. Each year, explorers discover and map an average of three miles of cave passages.
The Monument is also home to a variety of plants and animals, and has a fascinating wildfire history. We invite you to explore all that Jewel Cave National Monument has to offer!
Did You Know?
Jewel Cave is world renowned for its crystal-lined passages and rare cave formations such as hydromagnesite balloons and conulites.