"Too many people sick," says John through Joshua. The rest of the Embarakal, some of whom are also very sick, he says, are coming down to a cave called Ulapunguna tomorrow to meet us. We set out ...

When Floyd Collins ventured into Sand Cave in Kentucky on Jan. 30, 1925, he was searching for the next big attraction. But he never made it out alive.

For years, people claimed a video depicted a man finding a secret cave offering a free way into Disneyland. The clip spun up other rumors, as well.

Kentucky cave explorer ... draw in people in from all over world. Remarkably, the cave explorer's journey attracted national, even international, attention. But he never made it out of Sand ...