I made a map of every mine province in Europe for CK3 (these mines make some serious money)3yr ⋅ Gidge3716 ⋅ r/CrusaderKings
In case anybody is having trouble with the provinces needed for the SPQR achievement since HF, I made this map - all required provinces for the achievment.4yr ⋅ Gidge3716 ⋅ r/CrusaderKings