A team of explorers entered a remote cave expecting ordinary limestone tunnels but uncovered something far stranger. Deep inside, they stumbled upon formations and remains that defied explanation.

A cave collapse is a severe and often sudden geological hazard caused by the failure of a roof or wall arch, where massive rocks and debris fall and can block entire passages. Rockfalls are ...

While some haunting creatures may be considered nightmare-fuel for most people, the scientists who study them couldn’t be happier to get a closer look. As Halloween approaches, take a look at some ...

For those interested in more underground adventures, the nearby Amador County area offers several other caves to explore. Moaning Cavern, named for the eerie sounds that can sometimes be heard inside, ...