-What you can expect- Take a guided walk along the 3-kilometer-long tourist route 135 meters under the ground. Book this 2-hour live guided tour in Wieliczka Salt Mine a professional local guide.The Wieliczka Salt Mine dates back to medieval times and has a history of around 9 centuries of salt exploitation. The tourist route through the mine is located 135 meters underground and is accessible by stairs, or by elevator now on special demand Wieliczka Salt Mine dates back to medieval times and has a history of around 9 centuries of salt exploitation.The tourist route through the mine is located 135 meters underground and is accessible by stairs, or by elevator now on special demand. It is an absolutely unique place to visit and is a must-see during your stay in Krakow. One of the major benefits of visiting the Salt Mine is the positive influence of its special climate and its micro-element-filled air.