This is how salt is extracted in the Parajd salt mine

The salt mine is one of the most popular tourist attractions in Székelyföld. The Parajd salt mine is located near Parajd in Transylvania. The Parajd salt mine is one of the largest salt reserves in Europe, the salt mound itself has a diameter of 1.2 km × 1.4 km, is slightly elliptical in shape and is rooted to a depth of 2,700 meters. It hides salt that can be mined for hundreds of years to come, making it one of the most significant treasure chests of Transylvania’s wealth.