https://nz.trip.com/moments/detail/deepdene-2125824-131915562
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Jewel cave

Jewel Cave, currently the fifth longest cave in the world and second longest cave in the United States, with 220.01 miles (354.07 km) of mapped passageways as of May 2024.It is located approximately 13 miles (21 km) west of the town of Custer in Black Hills of South Dakota. It became a national monument in 1908. Awesome roadtrip and amazing sights to see but no touching 🫢#localguides #cave #adventure
Posted: May 8, 2025
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Jewel Cave

5/53 reviews | Natural scenery
Deepdene
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