abandoned mines

Sinkhole in New Jersey Keeps I-80 Closed After Section Collapses Into Abandoned Mine

685d BY The Associated Press
Photographer Delves Into Sprawling Underground Slate Mine to Snap Jaw-Dropping Shots in Wales

1840d BY Caters News Agency
Weighing the Impact of the Gold King Mine Spill—And Hundreds of Inactive Mines Like It

4095d BY Ronald R.H. Cohen