Boulby Mine, near the tourist ... Fifty years of digging for potash, rock salt and now polyhylite has left more than 1,100 miles of tunnels under the North Yorkshire coast, between Staithes ...
The miners, from the ICL Boulby Mine near the seaside tourist village of Staithes in North Yorkshire ... it is home to one of the world's leading projects trying to find dark matter - the mystery ...