Katowice's Valley of Three Ponds repaired after mining damage for 3.9 million PLN

The Valley of Three Ponds, a well-known recreational area in Katowice, has been repaired after mining subsidence that caused flooding from rainwater and snowmelt on part of the promenade. The sunken ground was raised and infrastructure rebuilt in cooperation with the Polish Mining Group (PGG) at a cost of 3.9 million PLN.