State of Conservation (SOC)
Wieliczka and Bochnia Royal Salt Mines (1997)
Danger List: Yes
Other Threats: Gradual degradation
Document Source: WHC.97/CONF.208/08A
Threats*: Relative humidity Water (rain/water table)
The threats indicated are listed in alphabetical order; their order does not constitute a classification according to the importance of their impact on the property.
Furthermore, they are presented irrespective of the type of threat faced by the property, i.e. with specific and proven imminent danger (“ascertained danger”) or with threats which could have deleterious effects on the property’s Outstanding Universal Value (“potential danger”).