
Dutti’s submarine provisions
Even before the outbreak of World War II, Migros founder Gottlieb Duttweiler was turning his mind to the issue of securing national supplies of essential goods. But not everyone was sold on his idea of submerging caches of grain and other foodstuffs in our lakes inside mammoth “tin cans”...

Experiments on submarine storage in Switzerland’s lakes, 1939 (in German). YouTube / Migros

Food was still being stored in Switzerland’s lakes in the 1950s. YouTube / Migros
