You can take tours and see plans: https://www.swissinfo.ch/eng/in-case-of-emergency_the-forgotten-underground-world-of-swiss-bunkers/42395820 https://www.swissi

You can take tours and see plans: https://www.swissinfo.ch/eng/in-case-of-emergency_the-forgotten-underground-world-of-swiss-bunkers/42395820 https://www.swissinfo.ch/eng/in-case-of-emergency_the-forgot...