The stalactites and stalagmites of Sequoia National Park's Crystal Cave, a sprawling subterranean wonder that's been closed for four years, will be accessible again this summer. But to get in during ...

Traverse 330 steps on the way to such distinctive chambers as the “Devil’s Kitchen” and the “Crystal Vault.” Wild caving ...

The Swabian Jura is a limestone plateau in southwestern Germany that is riddled with caves. A short walk from the village of Schelklingen takes visitors to the foot of a limestone cliff in the Ach ...

Today, visitors can see the waterfalls from two caves to admire the thunderous cascades from varying perspectives. You can also stroll through the park's Botanic Gardens, which brims with flowers ...

Are you stuck in Colossal Cave, or looking for the best way to proceed? We have the solution to your problem! Use one of the walkthroughs, hints or playthroughs that have been contributed by our ...

A guided tour is the only way to experience the falls. The cave walk to the waterfall costs $28.95 for adults, $27.95 for seniors aged 65 or older and $18.95 for children ages 4 to 12. Children 3 ...