The Wieliczka and Bochnia Royal Salt Mines represent the evolution of mining techniques in Europe from the 13th to the 20th centuries. Both mines feature extensive galleries spanning hundreds of kilometers, adorned with art, underground chapels, and statues carved out of salt, offering a captivating journey through history. These mines were historically managed by the Wieliczka Saltworks Castle, originating from the medieval era and reconstructed multiple times throughout its existence.