Wind Cave is better known for what’s found underground than what's above it—28,000 acres of great plains. This is why you’ll probably have this unsung hike, one of the best in the National ...

Wind Cave’s story begins with a geological puzzle. The cave’s intricate maze was formed not by flowing water, as with many caves, but through a rare process called “boxwork” formation.

A park ranger points to a map of Wind Cave. It’s free to enter Wind Cave National Park, but there are fees for ranger-guided cave tours . Most tours cost less than $10.

Visitors to Wind Cave National Park will have the opportunity to explore the park’s famous cave formations virtually and listen to the seasonal bugling of Rocky Mountain elk this fall.

Wind Cave National Park in South Dakota has a rich wilderness aboveground that includes bison, prairie dogs, and antelope—and underground, one of the longest caves in the world.

Wind Cave, for instance, is the sixth longest cave in the world and among the most complex. “Larger caves (are) spread out over a larger area. We’ve got 167 miles of cave crammed under 1.2 ...

Wind Cave National Park may not be the only national park with a cool cave, but that doesn’t make it any less special. “I think the caves are a little bit like people,” said Tom Farrell ...