Swiss Military Bunker near Delémont

A military bunker located near Delémont, Switzerland, in the Jura region. Switzerland maintains one of the world's most extensive bunker networks, with over 374,000 defensive structures built during the Cold War era as part of the country's comprehensive civil defense strategy. These fortifications were designed to protect the Swiss population and military forces in the event of invasion or nuclear conflict, reflecting Switzerland's long-standing policy of armed neutrality and preparedness.