Nearly 600 abandoned mines are hidden beneath N.J. towns. See the map.
When an abandoned mineshaft beneath Interstate 80 in Morris County collapsed the morning after Christmas, closing the ...
Lehigh Valley Live4d
Nearly 600 abandoned mines are hidden beneath N.J. towns. See the map.
(See an interactive map of abandoned mine locations below ... a Morris County borough whose name stems from two centuries of iron ore mining in the area, said he hopes the I-80 sinkhole ...