HeavyDSparks travels deep into Utah's remote mountains to recover two massive machines abandoned at a former gold mining ...

A series of foreign companies are seeking treasure in Japan’s abandoned gold mines, particularly in Hokkaido. Local friction has also emerged as some argue this is a chance to save depopulated areas ...

Hidden deep in Montana's Tobacco Root Mountains, the abandoned Missouri and McKee mining operations reveal a forgotten ...

In California, a gold mine caved in beneath a family living room, killing a 32-year-old man and his dog. In Pennsylvania, a grandmother died when an abandoned coal mine gave way under her feet while ...

California officials have identified at least 47,000 abandoned mine sites statewide, but many more may remain undocumented, creating ongoing risks for residents, visitors and emergency responders.

The transformation of former mining sites into sanctuaries for bats and diverse wildlife plays a critical role in ecological ...

Police rescued a 50-year-old man after he was trapped in an abandoned gold mine in Ramagiri of Sri Sathya Sai district. The ...

ABC News investigates cases of dangerous sinkholes caused by abandoned mines.

At the time, these may have appeared to be isolated incidents -- but an ABC News investigation found that they were caused by ...