Detailed text transcripts for TV channel - CNN - 20180708:22:15:00
Of recreation and how you truly need training and some experience before taking on a cave exploration of this magnitude. >> caving is a very safe support if you follow certain rules. if anybody's really interested in caving, they can go to the national society's site, caves.org. what you want to do is let somebody know where you're going, make sure they have permission of the landowner, make sure they have three sources of light. these rules may not be known in other countries, they might visit the caves a little differently. those of us in the united states have got support and education from...
Source: news source