Saturday, 19. July 2025
The former gypsum deposit was discovered in 1778.
The tour begins in the 110-metre-long entrance tunnel at 8 to 10° Celsius all year round. On the upper level, you pass an artificial waterfall and the extension gallery and then reach the crystal grotto on the lower level, one of the largest and most beautiful of its kind in Europe. You come back out along the cave lake.
Marienglashöhle
An der B 88
99894 Friedrichroda