The Hagerbach Test Gallery celebrates its 50th anniversary in 2020.

Learn all about the anniversary activities and exciting facts regarding the tunnel system. Get further insight into our history and the future. 

Do not miss the highlight of the anniversary year, the open day on the 26 September 2020.

More information about the 50th anniversary


Hagerbach Test Gallery is a fantastic world underground.

The numerous tunnels, caverns, experimental fields, laboratories and seminar rooms offer a perfect base for…

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Our deminars offer an ideal combination of theory learning and practical demonstrations.

It creates a wonderful opportunity to keep up knowledge and providing a great networking platform at the same time.

More about Hagerbach Deminars