18 April 2026 SGTI tour of the gypsum mine with tunnel railway in Schleitheim, including a lecture on Swiss mines by author Roger Widmer
We are pleased to invite our members to register for the SGTI excursion and take part in a tour of the gypsum mine with tunnel railway in Schleitheim, including a lecture on mines in Switzerland by author Roger Widmer.
Particularly pleasing: SGEG members enjoy the same discounts as SGTI members!
Please refer to the attached flyer (PDF) for all the details.
Saturday, 6 June 2026 Training workshops in Arth Goldau and Horath
Further details about this full-day event will follow. Reserve the date now!
If you are interested in our upcoming excursions, please contact us using our contact form.
We look forward to hearing from you!