looking for Aussie/Kiwi ancestor you might try these links (4)

Perhaps not anyway out of general interest why not check out the:

Swiss national defense system

The Swiss military currently maintains a system of roughly 26,000 bunkers and fortifications throughout the Swiss Alps, many of them disguised in the sides of mountains. The first fortress was built in 1885 to discourage invaders from using the then-new railway route through the mountains. During World War 2, the Swiss developed their National Redoubt Plan, whereby the Army would cede the cities in the lowlands to the enemy and retreat into fortresses and bunkers in the Alps, where they would deny passage through the mountains and therefore defeat the main purpose of invading Switzerland in the first place.



Hidden Swiss Defences


THE HIDDEN AIR FORCE

The Swiss Army maintains a defense networks of huge fortified cannon placements – some of them well able to attack an approaching enemy well beyond the Swiss border. Switzerland has countless mountain bunkers –


Switzerland
Ranked as 30 of 126
GFP Power Index rating of 0.8942 (0.0000 being perfect)



Images for switzerland hidden bunkers




Switzerland is unique in having enough nuclear fallout shelters to accommodate its entire population, should they ever be needed.