Jewel Cave National Monument
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Jewel Cave National Monument contains Jewel Cave, currently the fifth longest cave in the world and second longest cave in the United States, with 220.33 miles of mapped passageways as of July 2025. I
The Inner Sanctum, one of the longest and largest passageways along the Scenic Tour
A mid-century visitor to Jewel Cave
Jan Conn exploring Jewel Cave in 1959
Jewel Cave National Monument's main visitor center complex
Wind Cave National Park
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Wind Cave National Park is a national park of the United States located 10 miles north of the town of Hot Springs in western South Dakota. Established on January 3, 1903 by President Theodore Roosevel
Jewel Cave National Monument
…600 feet (180 m) below the surface. The first of these, Hourglass Lake, was discovered in 2015. Jewel Cave is located less than 20 miles (32 km) from Wind Cave National Park, though the caves are not believed to be connected. Jewel Cave is one of the largest bat hibernacula in the United States. Thousands of bats of ten…
Skyway Lake
A bison scratches against the stone base of a park sign.
Whooping Crane
Black-footed ferret