Add Yahoo as a preferred source to see more of our stories on Google. SIOUX FALLS, S.D. (KELO) — The National Park Service is planning a prescribed fire in Lithograph Canyon, east of Jewel Cave ...

Jewel Cave, located 13 miles west of Custer, has more than 208 miles of “mapped and surveyed passage ways,” with hundreds of suspected passages yet to be explored, according to the National Park ...

If you’re seeking a journey beneath South Dakota’s prairies that feels like a discovery, Jewel Cave National Monument might be exactly what you’re looking for. Located in the Black Hills near Custer, ...

Preparations are under way to celebrate Jewel Cave's first century as a national monument, according to officials at the facility. On Feb. 7, 1908, President Teddy Roosevelt established Jewel Cave ...

Explorers have mapped out another 700 feet of Jewel Cave in the Black Hills to maintain its rank as the world's second longest cave. Jewel Cave now has just over 145 miles of explored and mapped ...

CUSTER, S.D. (AP) — Officials at Jewel Cave National Monument say young children can once again go on scenic tours of the cave. Jewel Cave officials said this week they were lifting their restriction ...

Explorers have mapped more than 192 miles of twisting underground passageways in this cave system and continue to explore more of it each year with no end in sight, making it the third-largest cave in ...

https://siris-libraries.si.edu/ipac20/ipac.jsp?&profile=liball&source=~!silibraries&uri=full=3100001~!799863~!0#focus ...