Guided by enthusiasts, walk through the underground galleries of the Galgenberg, which connect the six military blocks. In the open air, visits from outside are also organized. Informations Price: 4 €. Free for those under 12 years old. Free outdoor guided tour. Warm clothes and good shoes recommended.

Address
3 Allée des Platanes, 57570 Cattenom, Moselle, Grand Est, France