The tour takes place under the supervision of a guide The temperature in the mine is constant (about 14 degrees), and therefore it is recommended to bring warm clothing even in the summer There are 800 steps on the way, including 380 right at the start It is recommended to wear comfortable shoes The price does not include fees for photography and filming Entry is free for children under 5 years of age traveling with carers, although it is necessary to provide this information when making a reservation The service does not include a meal, so please bring a packed lunch