There are more than 3,000 mines in the county, and they are an attraction that can be dangerous to explorers, officials say.

YouTube videos and Facebook pages are devoted to rappelling ... Sherwin has himself trained in a mine shaft that extended a mile and a half vertically and horizontally, and on Thursday, he ...

Disclaimer: The producers of this content strongly advise against engaging in potentially hazardous activities without proper training, safety precautions, and authorization. Many risks may be ...

But the region’s coal counties face a particularly steep economic ... In his proposal, old mining shafts on the site could offer access to underground water, which is needed to cool the data ...