Ziemowit Coal Mine
Its construction began in 1944, and coal mining started six years later. In 1972, the mine was connected with the Piast Coal Mine, which is how the Ziemowit Coal Mine was established. It is one of the largest mines in Poland and Europe and extracts up to 16 000 tons of coal daily.
Mines from drones
Pstrowski Coal Mine (later Jadwiga Coal Mine, today a private Siltech Coal Mine operates in its part)