The tunnel in question is a manmade entrance to Cwmystwyth Mines, one of the most significant silver mining sites in the Cambrian Mountains in Wales. After mining ceased, the site became derelict ...

Data from a statewide mining report shows there are about 8,800 abandoned mines across Idaho. That could still have impacts on the environment and human health.

As we're showing you abandoned places to explore in the Susquehanna Valley, some of the sites are easier than others to spot – such as a silver mine in Lancaster County.

A new plan to make it easier to clean up hundreds of abandoned uranium mines on the Navajo Nation was signed by the president this week.

Travel UK & Ireland Museums I was spooked by what's inside an abandoned silver mine that's frozen in time I took an eerie, guided tour of long-abandoned silver mines ...

Data from a statewide mining report shows there are about 8,800 abandoned mines across Idaho. That could still have impacts on the environment and human health.

When mines are abandoned, roof-support timbers and other mine structures can deteriorate over time, increasing the risk of collapse.

A long-abandoned silver mine for sale sounded like an adventure too great to pass up, but it turned into much more--a calling, a community of millions, and hard-earned lessons about chasing ...

Insider's reporter explored the abandoned Boston Mine in Colorado. It's now protected land but is said to have up to $50 million worth of gold hidden.

The abandoned Afterthought Mine in Shasta County was named an EPA Superfund cleanup site because of the toxic pollution coming from the mine.

In the hills of West Virginia, researchers are finding that water pouring out of abandoned coal mines contains the rare earth elements that are so valuable for making everything from electric ...

Mining waste from a set of copper mines in Orange County has been polluting surrounding streams for over a century. Last month, the federal government announced new funding to help with the clean up.