Visit the underground mine „Johanna“ which delivers you a detailed view within the dismantling and extraction processes from the slate up to the finished product.
Descend 42 m down into the underground mine and let yourself be surprised about the size and the dimensions of the huge chambers, seeing the challenges the underground dismantling involved at the same time.
Furthermore, the following services are offered:
- Underground Visit - 42 m
- History, dismantling and extraction