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The target room inside Jewel Cave.

Jewel Cave National Monument

warningInformation2 warnings calendar_monthMay–Jun, Sep–Octbest time schedule2 daysplan for child_careYeswith kids confirmation_numberFreeentry access_timeDaily 9 AM - 5 PMopen
Jewel Cave National MonumentYour own route Plan a trip here →
Information Cave Tour Reservations

Advance cave tour reservations up until October 31st are available. November reservations will become available on October 1st. Reservations are strongly recommended. Reservations full? Choose a day to come to the park early in the day to purchase a same day cave tour ticket. Details open_in_new

Information Appropriate Footwear Required for Cave Tours

Visitors are required to wear completely enclosed shoes if participating in a cave tour, like tennis shoes, sneakers or hiking boots. Any type of sandals or shoes with any openings are NOT acceptable.

Straight from the US National Park Service, refreshed several times a day.

Jewel Cave National Monument in South Dakota is known for its extensive cave system, which has been explored for over a century. Visitors come to experience guided tours that showcase unique cave formations and learn about the cave's history, including its discovery by the Michaud brothers in 1900 and its designation as a National Monument by President Theodore Roosevelt in 1908.

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The cave system extends for over 200 miles, making it one of the longest caves in the world. Tours vary in length and difficulty, allowing guests to choose an experience that suits their interests and fitness levels. The surrounding Black Hills National Forest offers additional outdoor activities for those looking to explore the area further.

In pictures

A cave explorer sits on some rocks and looks at a clear blue lake in Jewel Cave.
A cave explorer sits on some rocks and looks at a clear blue lake in Jewel Cave.

Practical

At a glance

Established
1900
Open
Daily 9 AM - 5 PM
Accessibility
steep stairs, no lift
Address
11149 U.S. Hwy. 16, Custer, SD 57730
Opening hours
Daily 9 AM - 5 PM
Phone
6056738300
Price
Free
Website
www.nps.gov

Things to know

All cave access is by guided tour only.
Tours can fill up quickly, especially in peak season.
Dress in layers; temperatures inside the cave are cool.
No lodging is available on-site; nearest accommodations are in Custer.

Photo: NPS Staff Photo