Tucked away beneath the surface lies a forgotten world carved from stone. In this video, we explore an abandoned underground soapstone mine - navigating massive chambers, old tunnels, and remnants of ...

San Manuel Mine was once the world’s largest underground copper mining operation in size of ore body, production capacity and infrastructure.

Right now, DRMS crews are mitigating another underground coal mine site near Glenwood Springs. A coal seam there has burned since 1910.

FLORENCE, Colorado (KCNC) — Crews tearing apart a 1.5-acre pile of coal mine refuse that has been smoldering for two decades recently uncovered a section which measured 300 degrees Fahrenheit ...

Right now, DRMS crews are mitigating another underground coal mine site near Glenwood Springs. A coal seam there has burned since 1910.

Underground water levels in Kakula Mine stabilized; dewatering to commence in Q3 2025. Kolwezi, Democratic Republic of the Congo--- Ivanhoe Mines Executive Co-Chairman Robert Friedland and ...

The Trump administration on Friday greenlighted the expansion of a scandal-hit underground coal mine in Montana, one of the nation’s largest, cutting short a federal environmental review and ...

The Department of the Interior (DOI) approved a plan Friday that will allow for massive amounts of coal to be extracted from a mine in Montana, the agency announced. The DOI’s action allows ...

Underground mining operations have had to deal with development challenges including drainage, ventilation, illumination, and excavation support.

Maryland’s largest active underground coal mine changed hands last month after the mine’s previous operator filed for bankruptcy.

The state Division of Reclamation, Mining and Safety is taking immediate action to try to reduce the danger of an underground coal mine fire on City of Glenwood Springs property that poses a risk ...

GRAND JUNCTION, Colo. (KJCT) - Immediate mitigation work is underway as a result of an underground coal mine fire. The city of Glenwood Springs announced that the Division of Reclamation, Mining ...