Stock Photo - Employees leave OKD complex after morning shift in coal mine Darkov, which is the second largest deep mine complex in the Czech Republic in Karvina, Czech Republic, February 10, 2015. OKD is the only producer of hard coal in the Czech Republic. Its coal is mined in the southern part of the Upper Silesian Coal Basin - in the Ostrava Karvina coal district. (CTK Photo/Drahoslav Ramik)

Stock Photo: Employees leave OKD complex after morning shift in coal mine Darkov, which is the second largest deep mine complex in the Czech Republic in Karvina.

Searchable keywords

Choose multiple keywords