Guided tours are physically demanding and you need proper equipment to pass them. Guided tours are not recommended for those bulky because of the narrow passage profile.
The maximum number of visitors in a group is 10 people.
For safety reasons, only one person can not be accompanied.
Entry to the adit is prohibited for:
- Children under 8 years old
- People with claustrophobia
- People with health (movement) problems and problems with balancing
- Intoxicated people
- Dogs and other animals