This deposit of rock salt in Wieliczka-Bochnia has been mined since the 13th century. Spread over nine levels, it has 300 km of galleries with works of art, altars, and statues sculpted in the salt, making a fascinating pilgrimage into the past of a major industrial undertaking. Seen on the multiview card is
1. The Weimar Chamber 2. The Warden sculptures in rock salt. 3. The Casimir the great chamber. 4. St Kinga's Chapel.